Shimano GRX FC-RX610-1 Crankset - 165mm 12-Speed 40t 110 BCD Hollowtech II Spindle Interface BLK MPFN-Y3FY98050 53 Bolt Mount Diameter 10

53 Bolt Mount Diameter 10

Color Crimson Red Defined Color Red Fabric Weight Light Finger Style Short Finger Gender/Age Unisex Insulation Type None Padding Gel Season Warm Weather Size Small Activity Cycling

Anti-slip lever design

}Zipp Vuka Aerobar Extensions - Evo 110 Aluminum High

} Dropouts for Rhythm frames are NOT included with the frame

Shimano GRX FC-RX610-1 Crankset - 165mm 12-Speed 40t 110 BCD Hollowtech II Spindle Interface BLK MPFN-Y3FY98050 53 Bolt Mount Diameter 10Shimano GRX FC RX610 1 Crankset 165mm 12 Speed 40t 110 BCD Hollowtech II Spindle Interface Black. 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. TECH SPECS Color Black Rings 40 Number of Chainrings Single Crank Length (mm) 165 Crank Intended Use Gravel Drivetrain Speeds 12 Weight 812 BB Included No Pedal Spindle 9 16" Spindle Interface