SIDI Tecno-3 Push Short System Pair - Black/Yellow Model=Chainring for GRX FC-RX600 5mm Depth 20mm Material Aluminum

5mm Depth 20mm Material Aluminum Type Tubeless Color (H/S/R) Black Weight 1150g Axle Size 12X148 Position Rear Hub Type Ratchet XD

These chainrings are for Shimano direct mount cranks

Model Ratchet Hybrid Description MS 12sp Steel FH Body w/12x142/148/157mm End Cap

ZR1 Disc Brake hub features a better seal design for improved durability

This is the #1 tire choice for Tour Divide the longest mountain bike race in the world stretching from Canada to Mexico along the Rockies

SIDI Tecno-3 Push Short System Pair - Black/Yellow Model=Chainring for GRX FC-RX600 5mm Depth 20mm Material AluminumThe SIDI Tecno 3 Push Short System is a cutting edge closure mechanism for cycling shoes known for its compact design and precise adjustability. With a push button release for quick adjustments cyclists can easily customize the fit while on the go. This system ensures even pressure distribution across the foot enhancing comfort and stability during rides. Durable and user friendly the Tecno 3 Push Short System provides cyclists with a reliable