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Advanced 9mm internal brake lever piston
Lighter front shifting operation and easier setup for mixed-terrain ridingThe SHIMANO GRX RX-820-F front derailleur offers lighter front shifting operation and easier setup thanks to its toggle link construction and integrated cable tensioner
Rise: 30mm
Precision adjustment is managed by a dual side-mounted BOA® Fit System to allow for micro-adjustable tension across the foot
and half-link chains
Shimano Alfine FC-S501 ride-wrap Advanced 9mm internal brake leverUrban styled forged alloy crankset Perfect match with Alfine internal gear hubs Single chain guard 42T chainring 42. 7mm chainline BB included (SM BB4600) Attributes BB Inclusion Yes Crank Spindle Diameter 24mm Teeth 42 Crank Arm Length 170mm Primary Color Black BCD 130 Chainline 42. 7mm Drivetrain Spacing MTB Crankset Material Aluminum Interface Hollowtech II Pedals Thread 9 16'' Speed 1
US$ 57.00
US$ 30.36
US$ 44.09
US$ 41.00
