bike repair kits for trail emergencies-CeramicSpeed Pulley Wheels Shimano XT/XTR 12-Speed - 14 Tooth Alloy BLK

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CeramicSpeed Pulley Wheels for Shimano XT/XTR 12-Speed - 14 Tooth Alloy Black. CeramicSpeed pulley wheels reduce friction last 3-5 time longer than stock high-end pulleys and are designed to work with less drag.
  • Premium Grade 3 Silicon Nitride Ceramic balls
  • Hand built in Denmark
    • TECH SPECS
    Drivetrain Speeds 12
    Fits Brand Shimano