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 The ultra-lightweight construction and silicone

The ultra-lightweight construction and silicone grip panels made it possible to delete the thigh strap and still keep that famous Leatt non-slip fit

Front and rear-specific wheels tuned and optimized to address the specific performance requirements and loads of mountain bike riding

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

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

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 The ultra-lightweight construction and siliconeThe 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.