CeramicSpeed OSPW X Pulley Wheel System Shimano GRX RX820 2x12 - Aluminum Pulley Carbon Cage BLK Model-Harbor Dishing Gauge Extra pair of salmon pads

Extra pair of salmon pads are included

The ultimate combination of lightweight and reliability

4 mm to 35

Brake Lever Actuation HydraulicBrake Caliper Type Post MountRotor Included NoBrake Lever Use Left or RightColor Diffusion BlackHydraulic Fluid Type Mineral OilPad Compound OrganicHydraulic Hose Length 950Adjustable Reach YesAdjustable Contact Point Nokeyword search Stealth

Features a 15 LED circular array that emits 30 lumens of light in all directions

CeramicSpeed OSPW X Pulley Wheel System Shimano GRX RX820 2x12 - Aluminum Pulley Carbon Cage BLK Model-Harbor Dishing Gauge Extra pair of salmon padsThis OSPW X system for Shimano GRX RX820 2x12 speed rear derailleurs is built for gravel and cross disciplines and meets the needs for durability low friction and longevity. The four spring tension settings allow customised setup based on ride conditions and the handbuilt OSPW System offers custom molded carbon fiber cage for lightweight and durability. CeramicSpeed OSPW Systems reduces friction 35 40% over stock pulley configuration. Largest Cog 36