Shimano Alfine FC-S501 Crankset - 170mm 8/9-Speed 130BCD 39t 24mm Hollow Spindle Includes BSA Bottom Bracket BLK MFPN=4901-58432OC Shaft length: 1

Shaft length: 1

Right 59 Cassette Body Type Shimano HG Center to Flange

Utilizes an all-new spider-based design this is SRAMs most accurate high performing power meter

including both 4 & 5 bolt designs (while only utilizing 4 bolts)

Designed specifically for use with fat tire E-Bikes on road and pavement

Shimano Alfine FC-S501 Crankset - 170mm 8/9-Speed 130BCD 39t 24mm Hollow Spindle Includes BSA Bottom Bracket BLK MFPN=4901-58432OC Shaft length: 1The 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 Color Black Rings 39 Number of Chainrings Single Crank Length (mm) 170 Crank Intended Use Commute Drivetrain Speeds 9 Weight 977 BB Included