The 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.

Rings 46/30 Number of Chainrings Double Drivetrain Speeds 12 Chainring BCD 80 Chainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm Chainstay Color Black Crank Length (mm) 170 Crank Intended Use Gravel BB Included No Pedal Spindle 9/16″ Spindle Interface Type Shimano Hollowtech II Defined Color Black Chainring 46/30T Size 170Mm