{"product_id":"parent-jbi-16147","title":"Premium Aluminum Forged Cranksets – 24mm Spindle, Super-Stiff, Multiple Lengths for Single Speed Bikes, Durable Cycling Performance","description":"\u003cdiv id=\"seqbpdescription\"\u003e\u003cp\u003eElevate your cycling performance with the Box Components Box Four Forged Crankset Series — engineered for serious single-speed and track cyclists who demand supreme stiffness, durability, and precision. Crafted from high-quality aluminum, these cranksets feature cold-forged arms that deliver unmatched strength and resilience, ensuring efficient power transfer on every ride. Available in various lengths — 160mm, 165mm, and 170mm — to optimize your pedaling efficiency and fit.  Designed with a 24mm spindle, these cranksets provide compatibility with a wide range of bottom brackets, including the included 68mm BSA external bottom bracket, for streamlined installation and reliable performance. The 104mm bolt pattern ensures compatibility with popular chainrings (sold separately), allowing customization to match your riding style and terrain.  Perfect for fixed-gear, single-speed, and urban riders, the sleek black finish adds a stylish edge to any bike build. Whether you're upgrading your daily commuter or building a track bike from the ground up, the Box Four Forged Crankset combines innovative engineering, superior materials, and versatile styling to deliver maximum power, stiffness, and efficiency. Unlock your bike’s true potential with this high-performance crankset designed for durability, lightweight performance, and an aggressive aesthetic.\u003c\/p\u003e\u003c\/div\u003e","brand":"Box Components","offers":[{"title":"160mm","offer_id":42990333395011,"sku":"BXCK0081","price":199.99,"currency_code":"USD","in_stock":true},{"title":"170mm","offer_id":42990333427779,"sku":"BXCK0083","price":199.99,"currency_code":"USD","in_stock":true},{"title":"165mm","offer_id":42990333460547,"sku":"BXCK0082","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/211146.jpg?v=1779319862","url":"https:\/\/365cycles.com\/products\/parent-jbi-16147","provider":"365 Cycles","version":"1.0","type":"link"}