{"product_id":"sprill-公路正负齿-2r110bcd-正负齿圆盘-3mm-offset-sp-90002-适用-shimano-r9200-r8100-r7100-四爪曲柄","title":"110bcd single chain ring 4 bolt 3mm aero chainring For SHIMANO R9200 R8100 R7100 crank 40t 42-tooth 44 46 48 50 52 54 56 58t","description":"\u003carticle class=\"4ever-article\"\u003e\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eBCD: 110BCD\u003c\/span\u003e\u003c\/span\u003e\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eSpecifications:40T 42T  44T  46T  48T  50T  52T   54T  56T  58T\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eColor: Black Silver\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eApplicable crank: For SHIMANO  R9200 R8100 R7100  crank,etc.\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eApplicable: 9\/10\/11\/12 speed regular chain\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e7075‑T651 Aluminum Alloy Chainring\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eTired of flimsy, wobbly chainrings that hold your ride back? Meet our 7075‑T651 aluminum alloy chainring — the tough‑guy lightweight hero your bike has been begging for!\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eCrafted from ultra‑strong 7075‑T651 aluminum alloy, this bad boy nails the perfect sweet spot: feather‑light weight, rock‑solid rigidity, and built‑to‑last durability all wrapped in one.\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e7075 aluminum is basically the VIP of high‑end bike parts! It boasts insane tensile strength and hates deforming under pressure. Unlike basic regular aluminum that bends like a wet noodle, our 7075‑T651 stays steady no matter how hard you pedal. More power gets cranked straight to your wheels, and your riding efficiency gets a serious boost.\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eThe T651 heat treatment process? Think of it as our chainring’s superpower workout. It cranks up strength and shape stability, so bending, wear‑and‑tear, and long‑ride fatigue don’t stand a chance.\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eWhy You’ll Obsess Over It\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e✅\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e Super tough 7075‑T651 aluminum alloy\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e✅\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e Light as a feather, stiff as a rock\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e✅\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e Won’t warp even under heavy pedaling loads\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e✅\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e Smooth power transfer, no more wasted energy\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e✅\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e Built for endless long‑haul rides\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e✅\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e Perfect upgrade for road bikes, gravel bikes, MTBs \u0026amp; speed freaks\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eQuick Compatibility Heads‑Up\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eWe’ve got tons of specs to match all kinds of cranksets — but bikes are tricky little creatures!\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eIf you’re scratching your head wondering “will this fit my crank?”, hit us up BEFORE ordering! No guesswork needed.\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eSend us clear snaps of your crankset, including:\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e- Full shot of your crankset\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e- Close‑up of the chainring mounting spot\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e- Crank arm model\/logo (if you’ve got it)\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e- Your old chainring (for extra confirmation)\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003eWe’ll double‑check everything and hook you up with the right spec!\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"margin:0\"\u003e \u003c\/p\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003ePro tip: Double‑check fit before installing. Wrong size or botched installation = not a product fault (we don’t make the bike rules, sorry!)\u003c\/span\u003e\u003c\/span\u003e\n\n\u003cp style=\"text-align:left;margin:0;\"\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img83\" referrerpolicy=\"no-referrer\" src=\"https:\/\/l.webp.top\/2026\/10\/09\/JSah2biT.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img84\" referrerpolicy=\"no-referrer\" src=\"https:\/\/l.webp.top\/2026\/10\/09\/hYrlZ2Va.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img85\" referrerpolicy=\"no-referrer\" src=\"https:\/\/l.webp.top\/2026\/10\/09\/DAicyRmv.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img86\" referrerpolicy=\"no-referrer\" src=\"https:\/\/l.webp.top\/2026\/10\/09\/QH1B1Lto.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img87\" referrerpolicy=\"no-referrer\" src=\"https:\/\/l.webp.top\/2026\/10\/09\/KWD71pfE.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg 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src=\"https:\/\/l.webp.top\/2026\/10\/09\/ot9Cr3jZ.jpg\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg cke-id=\"img95\" referrerpolicy=\"no-referrer\" src=\"https:\/\/l.webp.top\/2026\/10\/09\/Rp4JdH5N.jpg\"\u003e\u003c\/div\u003e\n\u003cspan data-type=\"text\"\u003e\u003cspan data-type=\"leaf\" style=\"color:\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/article\u003e\n","brand":"我的商店","offers":[{"title":"Black \/ 3mm \/ 40T","offer_id":62659353772402,"sku":"SP-90002-Black-3mm-40T","price":80.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 3mm \/ 42T","offer_id":62659353805170,"sku":"SP-90002-Black-3mm-42T","price":80.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 3mm \/ 44T","offer_id":62659353837938,"sku":"SP-90002-Black-3mm-44T","price":85.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 3mm \/ 46T","offer_id":62659353870706,"sku":"SP-90002-Black-3mm-46T","price":85.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ 3mm \/ 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