Shimano OSPW 9100/R8000 Series, Red Alloy, 13+19, 607 Stainless Steel
$529.00
The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design.
The CeramicSpeed Oversized Pulley Wheel System provides optimization and increased efficiency of the rear derailleur through its extremely low-friction bearings and unique overall design.
Features:
13-tooth upper and 19-tooth lower, aluminum pulley wheels
Robust cage crafted from polyamide and carbon fiber for durability and light weight
Hardened steel bearing races
Only compatible with Dura Ace 9100/9150 and Ultegra 8000-SS/8050-SS
Not compatible with Ultegra 8000-GS or 8050-GS (medium cage) nor with the clutch equipped Ultegra RD RX800/RX805