When speed matters

System engineered for use with the SHIMANO ULTEGRA R8000 groupset

The Shimano XTR/Dura-Ace CN-HG901-11 chain receives a complete SIL-TEC treatment on its plates and roller increasing durability and efficiency

The Composite sole allows direct power transfer to the pedal

QUOC Chelsea - Brown Size:42 When speed mattersDescription Chelsea combines the durable, hard wearing qualities of a classic work boot with the pedal efficient performance of a cycling shoe. Whether clipping in or riding flat pedal, the boot possesses enough stiffness in the sole for solid power transfer, while maintaining the flexibility, spring, and comfort needed for a full day on your feet. Ankle high with a foot enveloping fit and front and back tabs that facilitate an effortless, pull on