Shimano FC-RX810 GRX chainset 48 / 31, double, 11-speed, Hollowtech II, 172.5 mm
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Part Number: FCRX8102D81
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 worldThe HollowTech II 11-speed chainset offers optimum gearing for mixed terrains and riding stylesDesigned to work with HollowTech II type bottom bracket cupsCompatible with 11-speed HG chainsAnodized aluminium crank armsLightweight aluminium chainring4 arm, 110 mm bolt circle diameter