Shimano GRX FC-RX820 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD Asymmetric Shimano - 175mm - Black - 40T - 49.7mm Chainline YGroup_7033427329069 5 hours of listening time

5 hours of listening time so you can get on the go fast

SpeedGRIP Compound: Pirelli has created a proprietary rubber compound that allows for better performance and energy management with less effort whether riding on tarmac

The Sprint clothing line up is literally the most celebrated DH clothing offering in the history of competitive DH

Regular fit

Pulley bearings material - Ceramic

Shimano GRX FC-RX820 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD Asymmetric Shimano - 175mm - Black - 40T - 49.7mm Chainline YGroup_7033427329069 5 hours of listening timeThe 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.