Shimano GRX FC-RX610-2 Crankset - 165mm 12-Speed 46/30t 110/80 BCD Hollowtech II Spindle Interface BLK Bearing#-6804 it has been engineered with

it has been engineered with aerodynamic optimization features (PAAS)

2 lights in 1

long lasting high performance 32 black stainless steel spokes and black brass nipples for long term reliability and good looks 8-11 speed compatible Shimano HG11 freehub body

Features reinforced stress areas to offer strength and durability

Day flash: up to 6 hours

Shimano GRX FC-RX610-2 Crankset - 165mm 12-Speed 46/30t 110/80 BCD Hollowtech II Spindle Interface BLK Bearing#-6804 it has been engineered withThe Shimano FC RX610 crank balances weight savings optimized efficiency and an array of gearing options that cater to the segmented demands of mixed terrain riding. Color Black Rings 46 30 Number of Chainrings Double Crank Length (mm) 165 Crank Intended Use Gravel Drivetrain Speeds 12 BB Included No Pedal Spindle 9 16" Spindle Interface Type Shimano Hollowtech II Chainring BCD 80 Chainline Hub Compatibility 135 142 Road Disc Hubs > 415 mm Chainstay