FSA Gossamer Pro Crankset A Lightweight Crankset When most riders think about their drivetrains, they think about their derailleurs and shifters. One of the most important components of a drivetrain is the crankset. With an awesome crankset, you'll be able to pedal faster and harder. The FSA Gossamer Pro Crankset has cold-forged alloy arms and a forged BB386EVO spindle. It is built for 2x setups. If you're looking to build up a fresh road bike or looking to make some upgrades, this will be an excellent crank to have. Features Cold-forged alloy arms and a forged BB386EVO spindle Designed for road and gravel bikes Optimized for Shimano and SRAM 10/11-speed systems SPECIFICATIONSSpeeds Shimano and SRAM 10/11-Speed Systems BB Compatibility BB386EVOChain Ring30/46T, 32/48TCrank Arm Length165, 170, 172. 5, 175mm BB Spindle Interface BB386EVOChainring Material-Bolt Center Diameter (BCD)120/90mm Crank Arm Material Cold Forged Alloy Arms Chainline-Bottom Bracket Included No Intended Use Road, Gravel Weight751g Approximately | Fsa | Full Speed Ahead Gossamer Pro Crankset | Black | 175Mm, 32/48T | Aluminum