Cook Bros External headset Titanium

For all classic and retro frames, COOK BROS offers a headset designed and developed for 1-1/8" outer headset bushings running on 1-1/8" straight steerer tubes. It features titanium-coated ring bearings that offer a low coefficient of friction and increased corrosion resistance and smoother running surfaces. It also features a compression expander compatible with chromoly, aluminum and carbon fiber headtubes.

FEATURES:
- SHIS: EC34/28.6 | EC34/30
- 45° angular contact bearings x 45° with titanium coating
- CNC machined 6061-T6 aluminum cups
- Aluminum compression expander

COMPATIBILITY:
- For 1-1/8" outer head tube frames
- For 1-1/8" straight steerer forks