Shimano GRX FC-RX610 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD - 172.5mm - Black - 40T - 49.7mm Chainline YGroup_7035365883949 There are also mesh finger

There are also mesh finger gussets featured to enhance mobility and breathability

Great for trail or touring use

Weight: 78g

CNC Alloy Case

4mm to 35mm diameter and even aero bars that aren't round thanks to the included straps of different lengths

Shimano GRX FC-RX610 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD - 172.5mm - Black - 40T - 49.7mm Chainline YGroup_7035365883949 There are also mesh fingerIntroducing 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.