Shimano GRX FC-RX610 2x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110-80 BCD Shimano Asymmetric - 175mm - Black - 46-30T - 47mm Chainline Envelope Shipping Requires Hayes Brake Mounts as

Requires Hayes Brake Mounts as other brands will not provide enough clearance for the shape of the caliper

An easy to access grease port allows for quick and maintenance of the ratchet without having to disassemble

Palm Style: They feature a single-layer Clarino palm and stretchy finger gussets for maximum bar feel

Material: Mixture of oils

Shimano GRX FC-RX610 2x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110-80 BCD Shimano Asymmetric - 175mm - Black - 46-30T - 47mm Chainline Envelope Shipping Requires Hayes Brake Mounts asThe Shimano FC RX610 2 balances weight savings and optimized efficiency for mixed terrain riding and racing. Gearing options cater to the segmented demands of gravel cycling, maintaining the tighter gear steps needed to maintain your position in the bunch. The 2x12 speed crank utilizes a 46 30T chainring combination and comes in 165, 170, 172. 5, and 175 mm crank arm lengths.