CeramicSpeed OSPW X Pulley Wheel System Shimano GRX RX820 2x12 - Aluminum Pulley Carbon Cage BLK Model-Harbor Dishing Gauge } 4-Way stretch breathable polyester

} 4-Way stretch breathable polyester top hand construction for comfort Pre-formed hand shape for an ergonomic fit Perforated one-piece Clarino® palm wicks moisture Flexible and breathable neoprene slip-on cuff Silicone printed palm and fingers for enhanced grip Thumb overlay panel for durability and aids in reducing blisters Microfibre thumb – sweat and bogey wiper

4 mm to 35

} REAR DERAILLEUR INNER CAGE X01 EAGLE (52T) RED INCLUDING SCREWS

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

5-Pawl Solix freehub body with 605 points of engagement

CeramicSpeed OSPW X Pulley Wheel System Shimano GRX RX820 2x12 - Aluminum Pulley Carbon Cage BLK Model-Harbor Dishing Gauge } 4-Way stretch breathable polyesterThis 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