Shimano GRX FC-RX820 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD Asymmetric Shimano - 172.5mm - Black - 40T - 49.7mm Chainline YGroup_7033418416173 and faster and in that

and faster and in that spirit

this takes style and functionality to a new level

Cogs - 10-12-14-16-18-21-24-28-32-36-42-48

there are marking to show position relative to stem

Enduro Item Code: BB S6903 LLB-bag

Shimano GRX FC-RX820 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD Asymmetric Shimano - 172.5mm - Black - 40T - 49.7mm Chainline YGroup_7033418416173 and faster and in thatThe 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.