CeramicSpeed OSPW X Pulley Wheel System Shimano XT/XTR 1x12 - Alloy Pulley Carbon Cage BLK ModelNumber=C0063 }MRP 1x V3 CX Chainguide

}MRP 1x V3 CX Chainguide - Braze-On Mount 38-44t

Compatible with most aluminum and carbon 1-1/8" steerer tubes and serve as a direct replacement on Whisky forks

Ergobar grip design offers optimal hand support and superior finger control on the front and bottom of the grip

1/8" width cogs

CeramicSpeed OSPW X Pulley Wheel System Shimano XT/XTR 1x12 - Alloy Pulley Carbon Cage BLK ModelNumber=C0063 }MRP 1x V3 CX ChainguideCeramicSpeed OSPW X Pulley Wheel System for Shimano XT XTR 1x12 Alloy Pulley Carbon Cage Black. 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 a 14 tooth upper and 18 tooth lower aluminum pulley wheels with Grade 3 Silicon Nitride balls to provide absolute optimization of the rear derailleur Robust cage