{"product_id":"full-speed-ahead-sl-k-light-2x-modular-carbon-crankset-172-5-mm-double-12-speed-ckst3539-bicycle-crankset","title":"FSA SL-K 2x Carbon Crankset 50\/34t for Shimano 12-Speed, 172.5mm","description":"\u003cdiv id=\"seqbpdescription-1\"\u003e\u003cp\u003eThe Full Speed Ahead SL-K 2x Modular Carbon Crankset features 172.5mm crank arms designed for Shimano HG+ 12-speed road systems. It includes a 50\/34 tooth double chainring setup with a direct mount outer ring and 90 BCD inner ring. The crank arms are made using FSA's Hollow technology, creating ultra-lightweight, hollow carbon for a balance of low weight and high stiffness. The crankset has a sleek UD carbon finish for a clean, professional look.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-2\"\u003e\u003cp\u003eChainrings are cold-forged, CNC-machined 7075 aluminum and incorporate FSA's MEGATORQ technology, enhancing chain retention, shifting smoothness, and durability. An updated tooth profile and derailment angle improve shifting precision without compromising chain security. The spindle is a premium 30mm CNC-machined 7050 BB386EVO, with a Q-factor of 174mm and a 44mm chainline.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpdescription-3\"\u003e\u003cp\u003eThis crankset suits road and gravel riding, is compatible with 130mm hubs and 135\/142mm road disc hubs with varying chainstay lengths, and uses a 9\/16 pedal spindle. The item does not include a bottom bracket. The crank is finished in black and weighs 650 grams.\u003c\/p\u003e\u003c\/div\u003e\u003cdiv id=\"seqbpfeatures\"\u003e\u003cul\u003e\n\u003cli\u003eFull Speed Ahead SL-K crankset designed for 12-speed Shimano HG+ road drivetrains with double chainrings sized 50\/34t for versatile gearing options. \u003c\/li\u003e\n\u003cli\u003eFeatures ultra-light hollow carbon crank arms using FSA's Hollow Technology for a perfect balance of lightweight design and stiffness. \u003c\/li\u003e\n\u003cli\u003eCold forged, CNC machined 7075 aluminum chainrings equipped with MEGATORQ technology ensure smooth shifting and enhanced chain retention. \u003c\/li\u003e\n\u003cli\u003eDirect mount 90 BCD inner chainrings and 30mm CNC machined 7050 BB386EVO spindle deliver precise fit and durability for road and gravel use. \u003c\/li\u003e\n\u003cli\u003e172.5mm crank length with a black UD carbon finish offers a sleek appearance suitable for demanding cyclists on both road and gravel terrains.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"Full Speed Ahead","offers":[{"title":"Default Title","offer_id":42429011001411,"sku":"CKST3539","price":566.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/CK1646_f4c707bd-0591-47f7-9c4e-ab0db4c4fce7.jpg?v=1791436451","url":"https:\/\/tecopecosafe.com\/products\/full-speed-ahead-sl-k-light-2x-modular-carbon-crankset-172-5-mm-double-12-speed-ckst3539-bicycle-crankset","provider":"365 Cycles","version":"1.0","type":"link"}