SRAM RED AXS Rear Derailleur Pulley Kit - 12t Upper 14t Lower Ceramic Pulley Wheel Bearings E1 ModelNumber=J2696 75 Thread Length (mm) 20

75 Thread Length (mm) 20 Axle Diameter (mm) 12 Over Locknut (mm) 150 Overall Length (mm) 182

Material:  6061 aluminum

Syncros Carbon

hard to work with

9mm Hub Spacing 148mm Rim Color Black Rim Construction Double wall Rim Material Aluminum Axle Type 12x148mm TA Rim Drilling 32 Wheel-Brake Comp

SRAM RED AXS Rear Derailleur Pulley Kit - 12t Upper 14t Lower Ceramic Pulley Wheel Bearings E1 ModelNumber=J2696 75 Thread Length (mm) 20Rear Derailleur Ceramic Pulley Kit Red AXS E1 (Includes 12T Upper Pulley And 14T Lower Metal Spider Pulley, 18. 5mm And 12. 8mm Titanium Pulley Screws, Grease) SRAM Model ID: RD SPP A0 TECH SPECS Pulley Compatibility Red E1