Rear Derailleur

OSPW Pulley Wheel System

Part$599

CeramicSpeed oversized pulley wheels with Silicon Nitride ceramic balls and hardened steel races. Aluminum pulleys (13-tooth upper, 19-tooth lower) paired with a carbon fiber and polyamide cage. Fits Dura-Ace 9100/9150 and Ultegra 8000-SS/8050-SS only—not comp

Specs

Pulley teeth13-tooth upper, 19-tooth lower

CompatibilityDura-Ace 9100/9150, Ultegra 8000-SS/8050-SS

ColorRed

Buy at mikesbikes.com

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