{"product_id":"e-thirteen-helix-r-guidering-kettenblatt-107-bcd-4-loch-black","title":"Helix R Guidering Chainring, 107 BCD, 4-hole - black ","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eThe Helix Race 107 BCD chainring is a high-quality upgrade for gravel and road cyclists using 4-bolt 107 BCD cranks like SRAM \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cspan\u003e®\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e XPLR or power meter cranks like Quarq Force or Rival. \u003c\/span\u003e\u003cspan\u003eTake full advantage of e*thirteen's largest cassette range by reducing the chainring size by two or more teeth with our smaller 38, 40, and 42-tooth sizes. \u003c\/span\u003e\u003cspan\u003eA combination that supports steeper climbs and faster descents.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eHelix Race 107 BCD rings are forged from durable 7075 alloy and CNC optimized for stiffness, lightweight, and chain retention performance. \u003c\/span\u003e\u003cspan\u003eBlack and gray color options to match with e*thirteen 9-45T and 9-50T cassettes. \u003c\/span\u003e\u003cspan\u003eLike all e*thirteen chainrings, they feature cross-compatible tooth profiles and allow seamless switching between SRAM \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cspan\u003e®\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e or Shimano \u003c\/span\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cspan\u003e®\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e 11- and 12-speed drivetrains for absolute freedom in setup. \u003c\/span\u003e\u003cspan\u003eThe chainline is determined by the SRAM® crank assembly, 45 mm for standard width cranks, 47.5 mm for wide width cranks.\u003c\/span\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv class=\"properties-text\"\u003eCNC-milled, lightweight chainring\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"properties-text\"\u003eMaterial: forged 7075-T7 aluminum\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"properties-text\"\u003eBolt circle diameter: 107mm\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"properties-text\"\u003eChainline: 45mm\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"properties-text\"\u003eCompatible with SRAM™ and Shimano™ 11\/12-speed drivetrains\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"properties-text\"\u003eTeeth: 38, 40, 42 T.\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"properties-text\"\u003eWeight: 71g (32 T.)\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e ","brand":"e.thirteen","offers":[{"title":"38 teeth","offer_id":50612729905416,"sku":"SW43786","price":66.64,"currency_code":"EUR","in_stock":true},{"title":"40 teeth","offer_id":50612729938184,"sku":"SW43786.1","price":56.74,"currency_code":"EUR","in_stock":true},{"title":"42 teeth","offer_id":50612729970952,"sku":"SW43786.2","price":56.74,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/7085\/1592\/files\/CR4HRA_148_01_600x600_480c864b-ea9a-4297-8f53-ae72d7b67e4f.webp?v=1737055005","url":"https:\/\/www.bike-mailorder.com\/en-pl\/products\/e-thirteen-helix-r-guidering-kettenblatt-107-bcd-4-loch-black","provider":"Bike-Mailorder","version":"1.0","type":"link"}