Shimano GRX FC-RX820 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD Asymmetric Shimano - 172.5mm - Black - 42T - 49.7mm Chainline Back in Stock 36-tooth cassette compatibility

36-tooth cassette compatibility

Like all products in the MTB Ranger collection

Wheelset Weight:

Featuring double stitched hem and sleeve

The CE certified D3O insert works seamlessly with the slip-on design of the guard to provide all-day comfort and the confidence to try new trails

Shimano GRX FC-RX820 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD Asymmetric Shimano - 172.5mm - Black - 42T - 49.7mm Chainline Back in Stock 36-tooth cassette compatibilityThe SHIMANO FC RX820 1 crank balances weight savings, optimized efficiency and an array of gearing options that cater to the segmented demands of mixed terrain riding. By pairing a 10 45T or 10 51T cassette with 40T and 42T chainrings, riders can choose closer gear steps or ultimate range. The FC RX820 1 comes in 170, 172. 5, and 175 mm crank arm lengths, providing an additional level of customization.