These boys will keep you rolling.

With the RollerBoys, your bike rides will be so seamless that you won't want to stop anymore! The use of resilient composite materials and a distinct tooth arrangement enables swift gear changes, comparable to the speed of light. If you're a committed cyclist, high-quality pulley wheels like RollerBoys are indispensable for a smooth ride.

Features:

• Composite material provided by EMS Swiss, with 40% glass-fiber mixture.
• Special teeth pattern for quick shifting performance.
• Complete set of bushings for different shifting systems included.

Part Number: 2913610201 Barcode: 8716683001990 Product Code: BBB BDP-02.BK