SHIMANO GRX FC-RX820 1x12-SPEED CRANKSET 40T Size:175mm the 4-piston BR-M8220 hydraulic calliper

the 4-piston BR-M8220 hydraulic calliper is the most powerful calliper in the Shimano XT M8200 family

Made of cold-formed and then heat-treated steel

Aluminium ergonomic shift levers

MTB specific

SHIMANO GRX FC-RX820 1x12-SPEED CRANKSET 40T Size:175mm the 4-piston BR-M8220 hydraulic calliperThe Shimano GRX FC RX820 1 HOLLOWTECH II crankset delivers lightweight performance engineered for mixed terrain riding. Its 1x12 speed drivetrain provides tighter gear graduations that maintain smooth cadence across gravel and variable surfaces. The 40T chainring offers versatile gearing for climbing and acceleration, while HOLLOWTECH II construction minimises weight without compromising rigidity. Designed specifically for gravel riding demands, this