Cane Creek 40 IS52/30 Bottom Headset Black -
Cane Creek 40 IS Bottom Assemblies.
- IS52/30 Conversion Bottom fits 1-1/8" straight steerer tubes to tapered 52mm 1.5" IS bottom head-tubes
- Integrated (IS) assemblies feature chamfers molded inside the head-tube with no press-in cups
- Durable steel crown race with low-friction face-seals
- Internal parts are cross-compatible across 10, 40 and 110 series
- Bottom assemblies include bottom cup, sealed oxide bearing, and crown race