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)

Aluminum body with serrated alloy cage for added grip

Type Standard Size 700x28 ISO 622 Bead Wire Tread/Sidewall Color Bk/Blk PSI 100 Weight (Grams) 436 TPI 27 Durometer Features Reflective Sidewall No

9mm) 45x45 Degree Size 1

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