{"product_id":"top-fix-toilet-seat-expansion-hinge-repair-kit","title":"🔩 Top-Fix Toilet Seat Expansion Hinge Repair Kit – Rock-Solid Wobble Fix 🚽","description":"\u003cstyle\u003e\n  .toilet-hinge-page {\n    --th-primary: #0284c7;     \/* 洁净卫浴明亮天蓝 *\/\n    --th-accent: #d97706;      \/* 高光琥珀金黄 *\/\n    --th-dark: #0f172a;        \/* 极夜曜石深钢灰黑 *\/\n    --th-red: #ba372a;         \/* 高光警示红 *\/\n    --th-soft: #f8fafc;        \/* 洁净温润浅岩灰底 *\/\n    --th-border: #e2e8f0;      \/* 质感微光金属边框 *\/\n    --th-text: #1e293b;\n    --th-muted: #475569;\n    --th-white: #ffffff;\n\n    max-width: 760px;\n    margin: 0 auto;\n    padding: 12px;\n    box-sizing: border-box;\n    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;\n    color: var(--th-text);\n    line-height: 1.68;\n    background: var(--th-white);\n  }\n\n  .toilet-hinge-page * {\n    box-sizing: border-box;\n  }\n\n  .toilet-hinge-page h1,\n  .toilet-hinge-page h2,\n  .toilet-hinge-page h3,\n  .toilet-hinge-page p {\n    margin-top: 0;\n  }\n\n  \/* 舒适清晰大字号规范 *\/\n  .toilet-hinge-page h1 {\n    margin-bottom: 10px;\n    font-family: Georgia, 'Times New Roman', serif;\n    font-size: 26px;\n    line-height: 1.28;\n    font-weight: 900;\n    color: var(--th-dark);\n  }\n\n  .toilet-hinge-page h2 {\n    margin-bottom: 14px;\n    font-family: Georgia, 'Times New Roman', serif;\n    font-size: 21px;\n    line-height: 1.35;\n    font-weight: 800;\n    color: var(--th-dark);\n  }\n\n  .toilet-hinge-page h3 {\n    margin-bottom: 6px;\n    font-size: 16px;\n    line-height: 1.4;\n    font-weight: 800;\n    color: var(--th-primary);\n  }\n\n  .toilet-hinge-page p {\n    margin-bottom: 0;\n    font-size: 14.5px;\n    line-height: 1.65;\n    color: var(--th-muted);\n  }\n\n  .toilet-hinge-page img {\n    display: block;\n    width: 100%;\n    height: auto;\n    border-radius: 14px;\n    box-shadow: 0 4px 14px rgba(2, 132, 199, 0.12);\n  }\n\n  \/* 针对动图进行硬件加速、清晰度抗发虚处理 *\/\n  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.th-section--soft {\n    padding: 18px;\n    background: var(--th-soft);\n    border: 1px solid var(--th-border);\n    border-radius: 16px;\n  }\n\n  .th-hero {\n    padding: 18px 10px;\n    text-align: center;\n    background: var(--th-soft);\n    border: 1px solid var(--th-border);\n    border-radius: 16px;\n  }\n\n  .th-eyebrow {\n    display: inline-block;\n    margin-bottom: 8px;\n    color: var(--th-primary);\n    font-size: 12px;\n    font-weight: 800;\n    letter-spacing: 1.5px;\n    text-transform: uppercase;\n  }\n\n  \/* 核心优势 2列网格卡片 *\/\n  .th-benefits-grid {\n    display: grid;\n    grid-template-columns: repeat(2, 1fr);\n    gap: 10px;\n    margin-top: 16px;\n  }\n\n  .th-benefit-card {\n    padding: 14px 12px;\n    background: var(--th-white);\n    border: 1px solid var(--th-border);\n    border-radius: 12px;\n    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.01);\n  }\n\n  .th-benefit-card strong {\n    display: block;\n    font-size: 14.5px;\n    color: var(--th-dark);\n    margin-bottom: 4px;\n  }\n\n  .th-benefit-card p {\n    font-size: 13px;\n    line-height: 1.5;\n  }\n\n  \/* 对比破局卡片组件 *\/\n  .th-compare-grid {\n    display: grid;\n    grid-template-columns: repeat(2, 1fr);\n    gap: 10px;\n    margin-top: 14px;\n  }\n\n  .th-compare-box {\n    padding: 14px;\n    border-radius: 12px;\n  }\n\n  .th-compare-before {\n    background: #fff1f2;\n    border: 1px solid #fecdd3;\n  }\n\n  .th-compare-after {\n    background: #ecfdf5;\n    border: 1.5px solid #16a34a;\n  }\n\n  .th-compare-label {\n    margin-bottom: 6px;\n    font-size: 13.5px;\n    font-weight: 900;\n    text-transform: uppercase;\n  }\n\n  \/* 胀紧三步说明卡片网格 *\/\n  .th-mech-grid {\n    display: grid;\n    grid-template-columns: repeat(3, 1fr);\n    gap: 10px;\n    margin-top: 14px;\n  }\n\n  .th-mech-card {\n    padding: 14px 10px;\n    background: #ffffff;\n    border: 1px solid var(--th-border);\n    border-radius: 12px;\n    text-align: center;\n  }\n\n  .th-mech-card strong {\n    display: block;\n    font-size: 13px;\n    color: var(--th-primary);\n    margin-bottom: 4px;\n    font-weight: 900;\n    letter-spacing: 0.5px;\n  }\n\n  .th-mech-card p {\n    font-size: 12.5px;\n    color: var(--th-muted);\n    line-height: 1.45;\n  }\n\n  \/* 4项关键规格数据卡片网格 *\/\n  .th-specs-quick-grid {\n    display: grid;\n    grid-template-columns: repeat(4, 1fr);\n    gap: 8px;\n    margin-top: 16px;\n  }\n\n  .th-quick-spec-card {\n    padding: 14px 8px;\n    background: #ffffff;\n    border: 1px solid var(--th-border);\n    border-radius: 12px;\n    text-align: center;\n  }\n\n  .th-quick-spec-num {\n    display: block;\n    font-size: 24px;\n    font-weight: 900;\n    color: var(--th-dark);\n    line-height: 1.1;\n  }\n\n  .th-quick-spec-label {\n    display: block;\n    font-size: 11.5px;\n    color: var(--th-muted);\n    margin-top: 4px;\n    font-weight: 700;\n  }\n\n  \/* 场景平铺网格 *\/\n  .th-zone-grid {\n    display: grid;\n    grid-template-columns: repeat(2, 1fr);\n    gap: 8px;\n    margin-top: 14px;\n    text-align: center;\n  }\n\n  .th-zone-item {\n    padding: 11px 6px;\n    background: rgba(255, 255, 255, 0.15) !important;\n    border: 1px solid rgba(255, 255, 255, 0.25) !important;\n    border-radius: 8px;\n    font-size: 13px;\n    font-weight: 700;\n    color: #ffffff !important;\n  }\n\n  \/* 纵向 4 步安装指南 *\/\n  .th-steps-list {\n    display: grid;\n    gap: 12px;\n    margin-top: 16px;\n  }\n\n  .th-step-row {\n    display: flex;\n    align-items: flex-start;\n    padding: 14px 16px;\n    background: #ffffff;\n    border: 1px solid var(--th-border);\n    border-radius: 12px;\n  }\n\n  .th-step-circle {\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    flex-shrink: 0;\n    width: 26px;\n    height: 26px;\n    margin-right: 14px;\n    background: var(--th-primary);\n    color: #ffffff !important;\n    font-size: 13px;\n    font-weight: 800;\n    border-radius: 50%;\n    margin-top: 2px;\n  }\n\n  .th-step-content {\n    flex: 1;\n    font-size: 14px;\n    line-height: 1.55;\n  }\n\n  .th-step-content strong {\n    color: var(--th-dark);\n  }\n\n  \/* ⚙️ 左右工整对齐的技术参数面板 *\/\n  .th-table-box {\n    width: 100%;\n    margin-top: 16px;\n    border: 1px solid var(--th-border);\n    border-radius: 12px;\n    overflow: hidden;\n    background: #ffffff;\n    border-collapse: separate;\n    border-spacing: 0;\n  }\n\n  .th-spec-row {\n    display: flex;\n    justify-content: space-between;\n    align-items: center;\n    padding: 13px 18px;\n    font-size: 14px;\n    border-bottom: 1px solid #f1f5f9;\n    background: #ffffff;\n    gap: 12px;\n    width: 100%;\n  }\n\n  .th-spec-row:last-child {\n    border-bottom: none;\n  }\n\n  .th-spec-row:nth-child(even) {\n    background: #fafafa;\n  }\n\n  .th-spec-label {\n    font-weight: 800;\n    color: var(--th-dark);\n    white-space: nowrap;\n    text-align: left;\n  }\n\n  .th-spec-value {\n    text-align: right;\n    color: var(--th-muted);\n    font-weight: 500;\n  }\n\n  .th-notice-box {\n    background: #fff7ed;\n    border: 1px solid #ffedd5;\n    border-radius: 12px;\n    padding: 14px 16px;\n    font-size: 13px;\n    color: #9a3412;\n    margin-top: 16px;\n  }\n\n  .th-notice-box ul {\n    margin: 6px 0 0 0;\n    padding-left: 20px;\n  }\n\n  .th-notice-box li {\n    margin-bottom: 4px;\n  }\n\n  \/* 🔧 加固版独立卡片 FAQ 组件 *\/\n  .th-faq-box {\n    margin-top: 16px;\n    display: grid;\n    gap: 10px;\n    width: 100%;\n  }\n\n  .th-faq-box details,\n  .th-faq-box .th-faq-item {\n    display: block !important;\n    border: 1px solid var(--th-border) !important;\n    border-radius: 12px !important;\n    background: #ffffff !important;\n    overflow: hidden !important;\n    margin: 0 !important;\n    padding: 0 !important;\n    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02) !important;\n  }\n\n  .th-faq-box summary,\n  .th-faq-box .th-faq-summary {\n    position: relative !important;\n    display: block !important;\n    padding: 15px 46px 15px 18px !important;\n    font-size: 14.5px !important;\n    font-weight: 800 !important;\n    color: var(--th-dark) !important;\n    cursor: pointer !important;\n    list-style: none !important;\n    background: #ffffff !important;\n    line-height: 1.45 !important;\n    user-select: none !important;\n  }\n\n  .th-faq-box summary::-webkit-details-marker {\n    display: none !important;\n  }\n\n  .th-faq-box summary::after,\n  .th-faq-box .th-faq-summary::after {\n    content: '+' !important;\n    position: absolute !important;\n    right: 18px !important;\n    top: 50% !important;\n    transform: translateY(-50%) !important;\n    color: var(--th-primary) !important;\n    font-size: 22px !important;\n    font-weight: 900 !important;\n    line-height: 1 !important;\n  }\n\n  .th-faq-box details[open] summary::after {\n    content: '−' !important;\n  }\n\n  .th-faq-box details[open] summary,\n  .th-faq-box details[open] .th-faq-summary {\n    border-bottom: 1px solid #f1f5f9 !important;\n    background: #f8fafc !important;\n  }\n\n  .th-faq-box .th-faq-content,\n  .th-faq-box details p {\n    padding: 13px 18px 15px !important;\n    font-size: 13.5px !important;\n    color: var(--th-muted) !important;\n    line-height: 1.58 !important;\n    background: #ffffff !important;\n    margin: 0 !important;\n  }\n\n  \/* 3列紧凑信托卡片 *\/\n  .th-compact-trust {\n    display: flex;\n    justify-content: space-between;\n    gap: 8px;\n    background: #ffffff;\n    border: 1px solid var(--th-border);\n    border-radius: 12px;\n    padding: 14px 10px;\n    text-align: center;\n  }\n\n  .th-trust-item-compact {\n    flex: 1;\n  }\n\n  .th-trust-item-compact strong {\n    display: block;\n    font-size: 13px;\n    color: var(--th-dark);\n    margin-bottom: 3px;\n  }\n\n  .th-trust-item-compact p {\n    font-size: 11.5px;\n    color: var(--th-muted);\n    line-height: 1.35;\n    margin: 0;\n  }\n\n  \/* 强转化促单收尾大暗框 *\/\n  .th-cta-banner {\n    padding: 24px 18px;\n    background: linear-gradient(135deg, var(--th-dark), #1e293b) !important;\n    border-radius: 14px;\n    text-align: center;\n    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.25);\n  }\n\n  .th-cta-banner h2 {\n    color: #ffffff !important;\n    font-size: 17.5px;\n    margin-bottom: 6px;\n    font-weight: 800;\n    letter-spacing: 0.5px;\n  }\n\n  .th-cta-banner p {\n    color: #ffd166 !important;\n    font-size: 14px;\n    margin-bottom: 16px;\n  }\n\n  .th-cta-trust-line {\n    margin-top: 14px;\n    padding-top: 14px;\n    border-top: 1px solid rgba(255, 255, 255, 0.15);\n    display: flex;\n    justify-content: center;\n    gap: 16px;\n    flex-wrap: wrap;\n  }\n\n  .th-trust-badge {\n    display: inline-flex;\n    align-items: center;\n    gap: 5px;\n    font-size: 12px !important;\n    font-weight: 800 !important;\n    color: #ffffff !important;\n    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);\n  }\n\n  \/* 底部4列高质感信托徽章 *\/\n  .th-trust-grid {\n    display: grid;\n    grid-template-columns: repeat(4, 1fr);\n    gap: 6px;\n    margin-top: 14px;\n    text-align: center;\n  }\n\n  .th-trust-item {\n    padding: 10px 4px;\n    background: var(--th-soft);\n    border: 1px solid var(--th-border);\n    border-radius: 8px;\n    font-size: 11.5px;\n    font-weight: 700;\n    color: var(--th-muted);\n  }\n\n  @media (max-width: 600px) {\n    .th-benefits-grid { grid-template-columns: 1fr; }\n    .th-compare-grid { grid-template-columns: 1fr; }\n    .th-mech-grid { grid-template-columns: 1fr; }\n    .th-specs-quick-grid { grid-template-columns: repeat(2, 1fr); }\n    .th-zone-grid { grid-template-columns: 1fr; }\n  }\n  @media (min-width: 601px) and (max-width: 760px) {\n    .th-benefits-grid { grid-template-columns: repeat(2, 1fr); }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"toilet-hinge-page\"\u003e\n  \u003c!-- 顶部 100% Authentic 强信任提醒栏 --\u003e\n  \u003cdiv class=\"th-usa-trust-bar\"\u003e\n    ❤️ \u003cstrong\u003eAUTHENTIC GUARANTEE:\u003c\/strong\u003e Universal Top-Fix Toilet Seat Expansion Hinge Kit powered by \u003cstrong\u003epovlya\u003c\/strong\u003e!\n    \u003cdiv style=\"margin-top: 4px; font-weight: bold; color: var(--th-dark);\"\u003e\n      🏆 #1 Universal Toilet Seat Stabilization Repair  |  🏆 30-Day Money-Back Guarantee  |  🔥 99.3% Recommends\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 支付微标栏 --\u003e\n  \u003cdiv class=\"th-pay-badges\"\u003e\n    \u003cspan class=\"th-pay-tag\"\u003e🔒 SSL Secured\u003c\/span\u003e\n    \u003cspan class=\"th-pay-tag\"\u003e💳 VISA \/ MC\u003c\/span\u003e\n    \u003cspan class=\"th-pay-tag\"\u003e🅿️ PayPal\u003c\/span\u003e\n    \u003cspan class=\"th-pay-tag\"\u003e Apple Pay\u003c\/span\u003e\n    \u003cspan class=\"th-pay-tag\"\u003e⚡ Tracked Delivery\u003c\/span\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- Hero Banner 头部区域 (图 1 - 门面主图) --\u003e\n  \u003csection class=\"th-section\"\u003e\n    \u003cdiv class=\"th-hero\"\u003e\n      \u003cspan class=\"th-eyebrow\"\u003e🔩 TOP-FIX REPAIR • EXPANSION LOCKING • SOLID STEEL PINS 🚽\u003c\/span\u003e\n      \u003ch1\u003eA Secure Toilet Seat Starts Under the Hinge\u003c\/h1\u003e\n      \n      \u003c!-- 首屏门面大图平铺 (图 1) --\u003e\n      \u003cdiv style=\"margin-top: 14px; margin-bottom: 14px;\"\u003e\n        \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0731\/5016\/9239\/files\/2794aaf9-8f49-4b6a-9286-526ce5d3dc56.png?v=1788859801\" alt=\"Toilet seat top-fix hinge replacement kit hardware overview\" loading=\"eager\"\u003e\n      \u003c\/div\u003e\n\n      \u003cp style=\"font-size: 15px; color: var(--th-text); font-weight: 500; padding: 0 4px; margin-top: 10px;\"\u003e\n        Fix annoying seat wobbles once and for all—without throwing out your entire toilet seat! Engineered for top-access toilet pans, this 2-piece stainless expansion hinge set anchors firmly inside the mounting holes to permanently stop shifting and misaligned hinges.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- 核心优势卡片 --\u003e\n  \u003csection class=\"th-section\"\u003e\n    \u003cdiv style=\"text-align: center; margin-bottom: 14px;\"\u003e\n      \u003ch2\u003e✨ Small Hardware Upgrade, Massive Daily Stability 🛠️\u003c\/h2\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"th-benefits-grid\"\u003e\n      \u003cdiv class=\"th-benefit-card\"\u003e\n        \u003cstrong\u003e🔩 Internal Expansion Grip\u003c\/strong\u003e\n        \u003cp\u003eHeavy-duty expanding rubber sleeves mushroom securely inside the porcelain holes as the bolt tightens.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-benefit-card\"\u003e\n        \u003cstrong\u003e⏱️ Easy 5-Minute Top-Fix\u003c\/strong\u003e\n        \u003cp\u003eInstall entirely from above—no awkward crawling, reaching behind, or straining under the toilet pan.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-benefit-card\"\u003e\n        \u003cstrong\u003e↔️ 360° Rotatable Offset Pin\u003c\/strong\u003e\n        \u003cp\u003eAdjustable eccentric base allows micro-tuning of pin spacing to align your seat perfectly with the rim.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-benefit-card\"\u003e\n        \u003cstrong\u003e✨ Rust-Resistant Stainless Steel\u003c\/strong\u003e\n        \u003cp\u003eSleek polished metal caps conceal screws from moisture and harsh cleaning chemicals for easy-wipe maintenance.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- 痛点对比破局模块 (图 2 - 前后效果对比图) --\u003e\n  \u003csection class=\"th-section th-section--soft\"\u003e\n    \u003cdiv style=\"text-align: center; margin-bottom: 14px;\"\u003e\n      \u003ch2\u003e🚽 Stop Re-Tightening the Same Slipping Seat Every Week\u003c\/h2\u003e\n      \u003cp style=\"font-size: 14px; color: var(--th-muted);\"\u003eWorn plastic nuts and loose anchor fittings cause the seat to slide sideways every time you sit down:\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- 顶格大方全屏平铺 图 2 --\u003e\n    \u003cdiv style=\"margin-bottom: 14px;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0731\/5016\/9239\/files\/89befb27-7240-4875-b02f-21988138a60e.png?v=1788859839\" alt=\"Before and after comparison of loose toilet seat hinge vs firmly locked top-fix hardware\" loading=\"lazy\"\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"th-compare-grid\"\u003e\n      \u003cdiv class=\"th-compare-box th-compare-before\"\u003e\n        \u003cdiv class=\"th-compare-label\" style=\"color: var(--th-red);\"\u003e❌ Loose Factory Fittings\u003c\/div\u003e\n        \u003cp\u003eWorn plastic washers, stripped threads, hinges that constantly shift out of alignment, and the frustrating risk of falling off the bowl rim.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-compare-box th-compare-after\"\u003e\n        \u003cdiv class=\"th-compare-label\" style=\"color: #16a34a;\"\u003e✅ Expanding Heavy-Duty Lock\u003c\/div\u003e\n        \u003cp\u003eDeep-seated internal grip holds rock-solid against lateral torque, maintaining perfect seat alignment and a premium, sturdy feel every day.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- 对应模块一：内部胀紧机械原理 (图 3 - 膨胀原理图) --\u003e\n  \u003csection class=\"th-section\"\u003e\n    \u003cdiv style=\"text-align: center; margin-bottom: 14px;\"\u003e\n      \u003ch2\u003e🔒 Secure From Within: Internal Expansion Locking Mechanism\u003c\/h2\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- 顶格大方全屏平铺 图 3 --\u003e\n    \u003cdiv style=\"margin-bottom: 14px;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0731\/5016\/9239\/files\/0948cd2c-44aa-4bb5-900a-38fdac3fd9bf.png?v=1788859865\" alt=\"Mechanical breakdown showing how expansion sleeve grips toilet porcelain mounting holes\" loading=\"lazy\"\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"th-mech-grid\"\u003e\n      \u003cdiv class=\"th-mech-card\"\u003e\n        \u003cstrong\u003e01 • INSERT\u003c\/strong\u003e\n        \u003cp\u003eDrop the flexible expansion sleeve straight down into the standard blind hole from above.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-mech-card\"\u003e\n        \u003cstrong\u003e02 • EXPAND\u003c\/strong\u003e\n        \u003cp\u003eTurning the screw draws the internal brass nut upward, bulging the sleeve tightly against the ceramic.\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-mech-card\"\u003e\n        \u003cstrong\u003e03 • LOCK\u003c\/strong\u003e\n        \u003cp\u003eCreates high-friction clamping pressure from within that completely eliminates wobble.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- 对应模块二：4步简易安装指南 (图 4 - 安装步骤图) --\u003e\n  \u003csection class=\"th-section th-section--soft\"\u003e\n    \u003cdiv style=\"text-align: center; margin-bottom: 14px;\"\u003e\n      \u003ch2\u003e🛠️ 4 Simple Steps: Easy Top-Access Installation\u003c\/h2\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- 顶格大方全屏平铺 图 4 --\u003e\n    \u003cdiv style=\"margin-bottom: 14px;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0731\/5016\/9239\/files\/f8d031c3-26f8-427e-9393-0d22419e972d.png?v=1788859911\" alt=\"Step-by-step visual installation guide for toilet seat top-fix hinges\" loading=\"lazy\"\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"th-steps-list\"\u003e\n      \u003cdiv class=\"th-step-row\"\u003e\n        \u003cdiv class=\"th-step-circle\"\u003e1\u003c\/div\u003e\n        \u003cdiv class=\"th-step-content\"\u003e\n          \u003cstrong\u003eAssemble Hardware:\u003c\/strong\u003e Thread the bolt through the round base into the rubber expansion nut.\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-step-row\"\u003e\n        \u003cdiv class=\"th-step-circle\"\u003e2\u003c\/div\u003e\n        \u003cdiv class=\"th-step-content\"\u003e\n          \u003cstrong\u003ePush Into Holes:\u003c\/strong\u003e Push each assembled rubber sleeve into the toilet pan's top mounting holes.\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-step-row\"\u003e\n        \u003cdiv class=\"th-step-circle\"\u003e3\u003c\/div\u003e\n        \u003cdiv class=\"th-step-content\"\u003e\n          \u003cstrong\u003eAlign \u0026amp; Test Fit:\u003c\/strong\u003e Tighten partially, rotate the offset pins to match your seat's spacing, and check alignment.\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-step-row\"\u003e\n        \u003cdiv class=\"th-step-circle\"\u003e4\u003c\/div\u003e\n        \u003cdiv class=\"th-step-content\"\u003e\n          \u003cstrong\u003eLock Down:\u003c\/strong\u003e Tighten firmly with a screwdriver, snap on the decorative stainless caps, and click on your seat!\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- 对应模块三：精准尺寸核对面板 (图 5 - 尺寸图) --\u003e\n  \u003csection class=\"th-section\"\u003e\n    \u003cdiv style=\"text-align: center; margin-bottom: 10px;\"\u003e\n      \u003ch2\u003e📏 Check the Fit in Seconds: Universal 8 mm Connector Pin\u003c\/h2\u003e\n      \u003cp style=\"font-size: 14px; color: var(--th-muted);\"\u003eEngineered for top-fix toilet seats with an 8 mm quick-release hinge socket:\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- 顶格大方全屏平铺 图 5 --\u003e\n    \u003cdiv style=\"margin-bottom: 14px;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0731\/5016\/9239\/files\/41362103-c1cb-4c53-bd83-20604e2f29e6.png?v=1788859961\" alt=\"Detailed dimensional measurements showing 8mm pin diameter and 61mm base size\" loading=\"lazy\"\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"th-specs-quick-grid\"\u003e\n      \u003cdiv class=\"th-quick-spec-card\"\u003e\n        \u003cspan class=\"th-quick-spec-num\"\u003e8 mm\u003c\/span\u003e\n        \u003cspan class=\"th-quick-spec-label\"\u003eConnector Pin Diam.\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-quick-spec-card\"\u003e\n        \u003cspan class=\"th-quick-spec-num\"\u003e29 mm\u003c\/span\u003e\n        \u003cspan class=\"th-quick-spec-label\"\u003eExposed Pin Height\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-quick-spec-card\"\u003e\n        \u003cspan class=\"th-quick-spec-num\"\u003e61 mm\u003c\/span\u003e\n        \u003cspan class=\"th-quick-spec-label\"\u003eRound Base Diam.\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-quick-spec-card\" style=\"background:#0f172a; border-color:#0f172a;\"\u003e\n        \u003cspan class=\"th-quick-spec-num\" style=\"color:#ffd166;\"\u003e2 PCS\u003c\/span\u003e\n        \u003cspan class=\"th-quick-spec-label\" style=\"color:#ffffff;\"\u003eComplete Pair Set\u003c\/span\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- 对应模块四：开箱清单与材质做工 (图 6 - 产品配件合照) --\u003e\n  \u003csection class=\"th-section th-section--soft\"\u003e\n    \u003cdiv style=\"text-align: center; margin-bottom: 10px;\"\u003e\n      \u003ch2\u003e📦 Clean Look \u0026amp; Rust-Proof Durability\u003c\/h2\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- 顶格大方全屏平铺 图 6 --\u003e\n    \u003cdiv style=\"margin-bottom: 14px;\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0731\/5016\/9239\/files\/ff377fce-3703-4dce-aba2-0ed87a2da1d5.png?v=1788860109\" alt=\"Complete 2-piece toilet seat hinge mounting kit with polished decorative caps\" loading=\"lazy\"\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"th-table-box\"\u003e\n      \u003cdiv class=\"th-spec-row\"\u003e\n        \u003cspan class=\"th-spec-label\"\u003eProduct Name\u003c\/span\u003e\n        \u003cspan class=\"th-spec-value\" style=\"font-weight: 800; color: var(--th-dark);\"\u003eTop-Fix Toilet Seat Expansion Hinge Repair Kit\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-spec-row\"\u003e\n        \u003cspan class=\"th-spec-label\"\u003ePin Interface\u003c\/span\u003e\n        \u003cspan class=\"th-spec-value\"\u003eUniversal 8 mm Diameter × 29 mm Height\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-spec-row\"\u003e\n        \u003cspan class=\"th-spec-label\"\u003eBase Diameter\u003c\/span\u003e\n        \u003cspan class=\"th-spec-value\"\u003e61 mm Round Base with 360° Offset Adjustment\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-spec-row\"\u003e\n        \u003cspan class=\"th-spec-label\"\u003eMaterial Build\u003c\/span\u003e\n        \u003cspan class=\"th-spec-value\"\u003eStainless Steel, Heavy-Duty Rubber \u0026amp; Brass Nut\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-spec-row\"\u003e\n        \u003cspan class=\"th-spec-label\"\u003eFixing Style\u003c\/span\u003e\n        \u003cspan class=\"th-spec-value\"\u003eTop-Fix \/ Blind Hole Access (No Underside Reach Needed)\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-spec-row\" style=\"background:#fff7ed;\"\u003e\n        \u003cspan class=\"th-spec-label\" style=\"color:var(--th-primary);\"\u003ePackage Contents\u003c\/span\u003e\n        \u003cspan class=\"th-spec-value\" style=\"font-weight: bold; color: var(--th-dark);\"\u003e2 × Mounting Bases + 2 × Expansion Bolts + 2 × Trim Caps\u003c\/span\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003c!-- 重要使用须知提示框 --\u003e\n    \u003cdiv class=\"th-notice-box\"\u003e\n      \u003cstrong\u003e📌 Compatibility \u0026amp; Measurement Guidance:\u003c\/strong\u003e\n      \u003cul\u003e\n        \u003cli\u003eToilet seat and installation screwdriver are not included; this set provides complete mounting hardware only.\u003c\/li\u003e\n        \u003cli\u003eAlways verify that your toilet seat uses an 8 mm connector pin socket and that your pan features top-access mounting holes before ordering.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- 广泛适用多场景大暗框区域 --\u003e\n  \u003csection class=\"th-section\" style=\"padding: 0; margin-bottom: 26px;\"\u003e\n    \u003cdiv style=\"padding: 22px 16px; background: #0f172a !important; border-radius: 16px !important; color: #ffffff !important; text-align: center;\"\u003e\n      \u003cspan style=\"display: inline-block; margin-bottom: 6px; color: #ffd166 !important; font-size: 12px; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase;\"\u003e\n        Universal Bathroom Plumbing Repair\n      \u003c\/span\u003e\n      \u003ch2 style=\"color: #ffffff !important; font-size: 20px !important; margin-top: 0; margin-bottom: 14px; font-weight: 800; line-height: 1.35;\"\u003e\n        🔩 Compatible With Most Modern Top-Fix \u0026amp; D-Shape Toilet Pans 🚽\n      \u003c\/h2\u003e\n      \u003cdiv class=\"th-zone-grid\"\u003e\n        \u003cdiv class=\"th-zone-item\"\u003e🚽 Back-to-Wall Toilets\u003c\/div\u003e\n        \u003cdiv class=\"th-zone-item\"\u003e🏨 Wall-Hung Modern Pans\u003c\/div\u003e\n        \u003cdiv class=\"th-zone-item\"\u003e🛁 Closed-Side Toilet Bowls\u003c\/div\u003e\n        \u003cdiv class=\"th-zone-item\"\u003e✨ Quick-Release D-Seats\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- 🔧 加固版独立卡片 FAQ 板块 --\u003e\n  \u003csection class=\"th-section\"\u003e\n    \u003cdiv style=\"text-align: center; margin-bottom: 14px;\"\u003e\n      \u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"th-faq-box\"\u003e\n      \u003cdetails class=\"th-faq-item\" open\u003e\n        \u003csummary class=\"th-faq-summary\"\u003eWill this kit fit every toilet seat?\u003c\/summary\u003e\n        \u003cdiv class=\"th-faq-content\"\u003e\n          No universal fitting fits 100% of seats, but this set is engineered to match the industry standard for top-fix toilet pans requiring an 8 mm hinge pin. Please compare the 8 mm pin diameter and 61 mm base width with your existing hardware.\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n      \u003cdetails class=\"th-faq-item\"\u003e\n        \u003csummary class=\"th-faq-summary\"\u003eDo I need to reach underneath the toilet bowl to tighten nuts?\u003c\/summary\u003e\n        \u003cdiv class=\"th-faq-content\"\u003e\n          Not at all! This is a true \"top-fix\" system designed specifically for back-to-wall or enclosed toilet pans. The rubber expansion sleeve drops in from the top and expands inside the porcelain hole as you tighten the screw from above.\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n      \u003cdetails class=\"th-faq-item\"\u003e\n        \u003csummary class=\"th-faq-summary\"\u003eCan I adjust the distance between the two hinge pins?\u003c\/summary\u003e\n        \u003cdiv class=\"th-faq-content\"\u003e\n          Yes! The pins are built on eccentric rotating offset disks. By rotating the base discs before fully tightening, you can adjust the spacing and forward\/backward position by up to 25 mm to align your seat with the bowl rim.\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n      \u003cdetails class=\"th-faq-item\"\u003e\n        \u003csummary class=\"th-faq-summary\"\u003eIs the entire toilet seat included with this set?\u003c\/summary\u003e\n        \u003cdiv class=\"th-faq-content\"\u003e\n          No. This package contains one complete pair of premium replacement top-fix hinge mounting fixtures, expansion sleeves, and polished stainless steel trim covers.\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- ⚡ 3列紧凑信托卡片（内联强化并排） --\u003e\n  \u003csection class=\"th-section\"\u003e\n    \u003cdiv class=\"th-compact-trust\"\u003e\n      \u003cdiv class=\"th-trust-item-compact\"\u003e\n        \u003cstrong\u003e✈️ Tracked Shipping\u003c\/strong\u003e\n        \u003cp\u003eLive tracking link with every order\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-trust-item-compact\" style=\"border-left: 1px solid #e2e8f0; border-right: 1px solid #e2e8f0;\"\u003e\n        \u003cstrong\u003e🔒 30-Day Guarantee\u003c\/strong\u003e\n        \u003cp\u003eHassle-free replacement or refund\u003c\/p\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"th-trust-item-compact\"\u003e\n        \u003cstrong\u003e🔩 Rock-Solid Fit\u003c\/strong\u003e\n        \u003cp\u003eTop-fix expansion hinge set\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- 强转化促单收尾大暗框 --\u003e\n  \u003cdiv class=\"th-cta-banner\"\u003e\n    \u003ch2\u003e🔩 FIX THE WOBBLE WITHOUT REPLACING THE WHOLE SEAT! 🚽✨\u003c\/h2\u003e\n    \u003cp\u003eUpgrade to heavy-duty top-fix expansion hardware on \u003cstrong\u003epovlya\u003c\/strong\u003e and restore a solid, sturdy seat today!\u003c\/p\u003e\n    \u003cdiv class=\"th-cta-trust-line\"\u003e\n      \u003cspan class=\"th-trust-badge\"\u003e🔒 Safe Checkout\u003c\/span\u003e\n      \u003cspan class=\"th-trust-badge\"\u003e⚡ Fast Fulfillment\u003c\/span\u003e\n      \u003cspan class=\"th-trust-badge\"\u003e📦 Insured Tracked Delivery\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- 底部四列高质感信托徽章 --\u003e\n  \u003cdiv class=\"th-trust-grid\"\u003e\n    \u003cdiv class=\"th-trust-item\"\u003e🔒 Safe Secure\u003c\/div\u003e\n    \u003cdiv class=\"th-trust-item\"\u003e📦 Insured Route\u003c\/div\u003e\n    \u003cdiv class=\"th-trust-item\"\u003e🔩 8mm Pin\u003c\/div\u003e\n    \u003cdiv class=\"th-trust-item\"\u003e🚽 Top-Fix Grip\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"WHX","offers":[{"title":"2 Pairs – 4 Pieces","offer_id":49198448345242,"sku":"NC01892609091309-马桶固定盖1对\/2个装*2","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/3314\/2682\/files\/2794aaf9-8f49-4b6a-9286-526ce5d3dc56_2622f6fc-31ec-41ac-a056-2618ceb64de3.png?v=1788924540","url":"https:\/\/povlya.com\/products\/top-fix-toilet-seat-expansion-hinge-repair-kit","provider":"povlya.com","version":"1.0","type":"link"}