Alfine FC-S501 Crankset - 170mm, 8/9-Speed, 130BCD, 39t, 24mm Hollow Spindle, Includes BSA Bottom Bracket, Black brake lever part its full X-Sync design literally

its full X-Sync design literally means the harder you pedal

The foam padding and breathable cotton mesh keep your hands comfortable and the durable leather palm gives you a great grip on the bars

Quick change system allows for easy blade replacement

with a tried and true 8⁰ back + 5⁰ up sweeps

Alfine FC-S501 Crankset - 170mm, 8/9-Speed, 130BCD, 39t, 24mm Hollow Spindle, Includes BSA Bottom Bracket, Black brake lever part its full X-Sync design literallyThe Shimano Alfine FC S501 is a stylish 2 piece road crank with premium build quality that is great for city touring. Crank arms and chainguard crafted with durable and light weight aluminum 5 gears arms with 130mm BCD Includes Outbound BSA threaded bottom bracket for 68mm frames For front or rear 42. 7 Chainline