Shimano GRX FC-RX610 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD - 175mm - Black - 38T - 49.7mm Chainline PDP|PLP and therefore smoother shifts

and therefore smoother shifts

The Black Magic has 7 replaceable pins per side and can be fully stripped and serviced to keep it running for years

CNC machined cage from Engineering plastic

perforated neoprene outer

Shimano GRX FC-RX610 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD - 175mm - Black - 38T - 49.7mm Chainline PDP|PLP and therefore smoother shiftsIntroducing the Shimano GRX FC RX610 1x12 Speed Crankset ideal for riders who prefer simplicity with a single chainring setup. The 38T chainring provides a good balance for gravel terrain, and the enhanced chainline allows for greater tire clearance. Single Chainring Efficiency: 1x12 speed system simplifies shifting and reduces weight. Hollowtech II Technology: Lightweight yet durable, with stiff crank arms for efficient power transfer.