Ritchey WCS Headset Cartridge Bearing 41.8 30.5 8mm 45/45 deg 1pc ModelNumber=K1274 3 features integrated threads for

3 features integrated threads for full compatibility with the Park Tool BBT-RS Bottom Bracket Tool Retaining System (sold separately)

Lighter and stronger than traditional liners

5mm Unit on header card

Aluminum body with serrated alloy cage for added grip

Compatible with SRAM model: RD-RED-1E-E1 Fits Model RD-RED-1E-E1 Fits Brand SRAM Drivetrain Speeds 13 Defined Color Black

Ritchey WCS Headset Cartridge Bearing 41.8 30.5 8mm 45/45 deg 1pc ModelNumber=K1274 3 features integrated threads forReplacement headset bearings for Ritchey headsets. 45 45 degree angular contact sealed bearing Titanium coated for corrosion resistance Cartridge Bearing Angle 45x45 Bearing I. D. (mm) 30. 5 Bearing Type Cartridge Bearing O. D. (mm) 41. 8 Thickness 8 Size 41. 8 30. 5Mm