Shimano GRX FC-RX810-2 Crankset - 172.5mm 11-Speed 48/31t 110/80 BCD Hollowtech II Spindle Interface BLK MFPN=301513121-M These EC headsets are for

These EC headsets are for frames with external bearing cups

5-75MM) 600 LB

Shimano Deore LX M580/T671 9/10-Speed Chainrings Ring Position/Type Middle Tooth Count 32 Drivetrain Speeds 10 Chainring BCD 104 Color Black Defined Color Black Size 32T Position Middle

Innovative Braking System

Shimano GRX FC-RX810-2 Crankset - 172.5mm 11-Speed 48/31t 110/80 BCD Hollowtech II Spindle Interface BLK MFPN=301513121-M These EC headsets are forThe Shimano GRX FC RX810 features optimum gearing for mixed terrain and riding styles and is designed for use with GRX Di2 components. Color Black Rings 48 31 Number of Chainrings Double Crank Length (mm) 172. 5 Crank Intended Use Gravel Drivetrain Speeds 11 Weight 722 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 Defined Color