This is Shimano's GRX FC-RX810 11-Speed Hollowtech 2 Crankset. This crankset features a 40 tooth chainring to handle anything your gravel adventure has in store.
- A versatile chainring size to handle a variety of terrain
Chainring Size: 40T, 42T
Crank Length: 170mm, 172.5mm, & 175mm
Spindle Interface: Shimano Hollowtech II
Bottom Bracket Included: No