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SRAM BlackBox Ceramic Hybrid Bearing Pulleys XX1
SRAM BlackBox Ceramic Hybrid Bearing Pulleys XX1

SRAM BlackBox Ceramic Hybrid Bearing Pulleys XX1

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SRAM BLACKBOX  CERAMIC HYBRID BEARING PULLEYS XX1

Upgrade your XX1 rear derailleur to ceramic bearing pulleys.

 

  

FEATURES

  • Reduce friction, increase stiffness, decrease weight, and add durability
  • Grease is optimized for low friction and maximum longevity
  • Comes with 10 ml syringe