Shimano GRX FC-RX610 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD - 172.5mm - Black - 40T - 49.7mm Chainline Ignore Wholesale Tier 1 Brand Rule 0mm (refers to the diameter

0mm (refers to the diameter of spoke arc/main body of spoke)

Fits seat tubes: 28 - 60 mm

Rubber grippers under the arches help you to securely park your sunnies when it gets steamy on the climbs

The beauty in this design is you get the airflow and comfort of sunnies with protection like goggles

Weight: From 750g

Shimano GRX FC-RX610 1x12 Speed Crankset - 68-70mm Shell - 24mm - Four Bolt - 110 BCD - 172.5mm - Black - 40T - 49.7mm Chainline Ignore Wholesale Tier 1 Brand Rule 0mm (refers to the diameterIntroducing 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.