The Shimano GRX FC-RX820 1x 12 Speed Crankset balances weight savings, optimized efficiency and an array of gearing options that cater to the segmented demands of mixed-terrain riding.

Features
Choose closer gear steps or ultimate range by pairing a 10-45t or 10-51t cassette with a 40t or 42t chainring (cassettes and 42t chainring sold separately)
Optimal gearing for mixed-terrain riding
Hollowtech II crank arms provide strength and stiffness with the benefit of weight savings

Specifications
49.7mm chainline
151mm Q-factor
Number of Chainrings: single
Rings: 40T or 42T
Chainline/Hub Compatibility: 135/142 Road Disc Hubs > 415mm chainstay
Pedal Spindle: 9/16"
Crank Intended Use: Gravel
Spindle Interface Type: Shimano Hollowtech II
Drivetrain Speeds: 12
Chainring BCD: 110mm Shimano Asymmetric
BB Included: No (sold separately)
Colour: Black

Mfr Claimed Weight
644g (40T), 656g (42T)

Build your ideal 1x gravel drivetrain with the Shimano GRX FC-RX820 Crankset, in stock at CCACHE.