{"product_id":"atm4","title":"DYISLAND  ATM4  Four-Piston Electric Bicycle Brake Kit  - 【 2026 NEW 】","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:8d875b8a-f0bc-4291-9e1a-6e2686f2a10f-16\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:8d875b8a-f0bc-4291-9e1a-6e2686f2a10f-16\" data-turn-id-container=\"request-WEB:8d875b8a-f0bc-4291-9e1a-6e2686f2a10f-16\" data-testid=\"conversation-turn-4\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"61a1e4c3-aad7-4227-b87e-c958ca7e58b8\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"63\" data-end=\"103\"\u003e Self-Adjusting Open Hydraulic System\u003c\/strong\u003e\u003cbr data-start=\"103\" data-end=\"106\"\u003eAutomatically restores the ideal bite point as brake pads wear — no manual adjustment required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-start=\"207\" data-end=\"276\"\u003eLeft Lever Controls Front Brake \/ Right Lever Controls Rear Brake\u003c\/strong\u003e\u003cbr data-start=\"276\" data-end=\"279\"\u003eDesigned to match the riding habits of most cyclists for intuitive and safer braking control.\u003c\/li\u003e\n\u003cli data-section-id=\"10vclvz\" data-start=\"376\" data-end=\"636\"\u003e\n\u003cstrong data-start=\"378\" data-end=\"438\"\u003eErgonomic 3-Finger Lever with Tool-Free Reach Adjustment\u003c\/strong\u003e\u003cbr data-start=\"438\" data-end=\"441\"\u003e125mm lever fits most hand sizes. Easily adjust lever reach without tools for improved comfort and control.\u003cbr data-start=\"550\" data-end=\"553\"\u003eBite point can also be fine-tuned for either aggressive or smoother braking feel.\u003c\/li\u003e\n\u003cli data-section-id=\"j0afoh\" data-start=\"638\" data-end=\"927\"\u003e\n\u003cstrong data-start=\"640\" data-end=\"683\"\u003eThick Sintered Metal Brake Pads (5.5mm)\u003c\/strong\u003e\u003cbr data-start=\"683\" data-end=\"686\"\u003ePad Size: 38.2 × 37 × 5.5mm\u003cbr data-start=\"715\" data-end=\"718\"\u003eCompared with standard pads (26 × 15 × 1.9mm), the larger contact area delivers stronger braking force, better heat resistance, reduced fade, and longer service life — ideal for downhill and off-road riding.\u003c\/li\u003e\n\u003cli data-section-id=\"ekz45w\" data-start=\"929\" data-end=\"1101\"\u003e\n\u003cstrong data-start=\"931\" data-end=\"975\"\u003ePowerful 4-Piston Calipers (74mm Length)\u003c\/strong\u003e\u003cbr data-start=\"975\" data-end=\"978\"\u003eProvides strong and balanced braking performance with excellent heat dissipation for high-speed riding and long descents.\u003c\/li\u003e\n\u003cli data-section-id=\"7kwukv\" data-start=\"1103\" data-end=\"1321\"\u003e\n\u003cstrong data-start=\"1105\" data-end=\"1136\"\u003eDurable \u0026amp; E-Bike Compatible\u003c\/strong\u003e\u003cbr data-start=\"1136\" data-end=\"1139\"\u003eCNC-forged aluminum construction with split design for easy internal cable routing.\u003cbr data-start=\"1224\" data-end=\"1227\"\u003eIncludes detachable 2-pin waterproof magnetic motor cut-off sensor for safer e-bike braking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1323\" data-end=\"1326\"\u003e\n\u003ch3 data-section-id=\"p7etkb\" data-start=\"1328\" data-end=\"1343\"\u003eHose Length\u003c\/h3\u003e\n\u003cul data-start=\"1345\" data-end=\"1423\"\u003e\n\u003cli data-section-id=\"cwwru7\" data-start=\"1345\" data-end=\"1385\"\u003eFront Brake Hose: \u003cstrong data-start=\"1365\" data-end=\"1383\"\u003e1000mm (39.4\")\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1qxqbz8\" data-start=\"1386\" data-end=\"1423\"\u003eRear Brake Hose: \u003cstrong data-start=\"1405\" data-end=\"1423\"\u003e1850mm (72.8\")\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1425\" data-end=\"1495\"\u003eSuitable for most bicycles, e-bikes, MTB, downhill, and custom builds.\u003c\/p\u003e\n\u003chr data-start=\"1497\" data-end=\"1500\"\u003e\n\u003ch3 data-section-id=\"5t7ttf\" data-start=\"1502\" data-end=\"1522\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cul data-start=\"1524\" data-end=\"1656\"\u003e\n\u003cli data-section-id=\"5apwpv\" data-start=\"1524\" data-end=\"1560\"\u003eFront \u0026amp; Rear Hydraulic Brake Set\u003c\/li\u003e\n\u003cli data-section-id=\"199c77h\" data-start=\"1561\" data-end=\"1595\"\u003eTwo 180mm × 2.3mm Brake Rotors\u003c\/li\u003e\n\u003cli data-section-id=\"1wspb1d\" data-start=\"1596\" data-end=\"1623\"\u003eBrake Mounting Brackets\u003c\/li\u003e\n\u003cli data-section-id=\"1keoxbj\" data-start=\"1624\" data-end=\"1656\"\u003eScrews \u0026amp; Installation Hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1658\" data-end=\"1739\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e* Please check brake mount type and connector compatibility before installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"dyisland","offers":[{"title":"F1000mm*R1850mm Brake Kit","offer_id":51545373245722,"sku":"ATM4（套件）","price":155.0,"currency_code":"USD","in_stock":true},{"title":"1000mm \/ Left Handlebar - Single Front Brake Kit","offer_id":51545373278490,"sku":"ATM4（单前）","price":82.5,"currency_code":"USD","in_stock":true},{"title":"1850mm\/Right Handlebar - Single Rear Brake Kit","offer_id":51545373311258,"sku":"ATM4（单后）","price":85.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0108\/3418\/files\/1_ef1bdd11-0098-42b0-b959-6d7b8595ef22.jpg?v=1767777493","url":"https:\/\/dy-island.com\/it\/products\/atm4","provider":"dyisland","version":"1.0","type":"link"}