Shimano Sora FC-R3000 Crankset - 170mm 9-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface Gray CheckoutSpec= SID Charger Damper } Fast-rolling center features tightly

} Fast-rolling center features tightly spaced knobs that cut down on rolling resistance while still digging into any terrain for dependable traction

you maintain a consistent

glass-filled nylon expanding wedge

Compound Sintered Heat Sink No Backing Plate Material Steel Pad Shape Number 54

but not compatible with Shimano GRX front derailleurs

Shimano Sora FC-R3000 Crankset - 170mm 9-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface Gray CheckoutSpec= SID Charger Damper } Fast-rolling center features tightlyShimano Sora FC R3000 Cranksets2 piece crank construction Anodized aluminum and resin outer ring Steel inner ring Color Gray Rings 50 34 Number of Chainrings Double Crank Length (mm) 170 Crank Intended Use Road Drivetrain Speeds 9 BB Included No Pedal Spindle 9 16" Spindle Interface Type Shimano Hollowtech II Chainring BCD 110 Shimano Asymmetric Chainline Hub Compatibility 135 142 Road Disc Hubs > 415 mm Chainstay Defined Color Gray Size 170Mm