- Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world
- 12-speed single chainset offers optimum gearing for mixed terrains and riding styles
- Designed to work with HollowTech II type bottom bracket cups
- Compatible with 12-speed HG chains
- Anodized aluminium crank arms
- Lightweight aluminium chainring
- 4 arm, 110 mm bolt circle diameter
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