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 with Grade 3 Silicon Nitride balls
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
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Model: OSPW System for Shimano 9100/8000 11-Speed
Brand: CeramicSpeed
Manufacturer Part Number: 106315
UPC: 5711050052219
Imported
CeramicSpeed Oversized Pulley Wheel System for Shimano 9100/9150 and 8000
$599.99Price
Excluding Sales Tax
