absoluteBLACK HOLLOWcage Oversized Derailleur Pulley Cage - For Shimano 9100 / 8000, Full Ceramic Bearings, Carbon Cage, Black

The absoluteBLACK's HOLLOWcage® Oversized Derailleur Pulley Cage for Shimano 9100 / 8000 features a revolutionary mono-plate design to provide quiet and precise shifting.

• Designed for use with Shimano Dura Ace 9100 / 9150 / 9170 , and Ultegra 8000 / 8050
• Fits up to a 32T cassette
• The Silent Xring Pulley dampens the chain impact on the guide pulley teeth, eliminating the engagement noise
• Flexible cage design aligns better with the angle of the chain when using the higher gears of the cassette
• HOLLOWcage uses abnormally large, bespoke, full ceramic bearings that make the pulleys incredibly stiff for greater shifting precision
• Upper pulley features tall teeth to provide improved shifting precision

Specifications:

• Defined Color: Black
• Drivetrain Speeds: 11
• Fits Brand: Shimano
• Fits Model: Dura-Ace 9100
• Fits Model: Dura Ace 9150
• Fits Model: Dura Ace 9170
• Fits Model: Ultegra 8000
• Fits Model: Ultegra 8050
• Largest Cog: 32