Integrated headset for ICBM specific frames with 44.8mm headtube ID. Full complement angular contact cartridge bearings.
Features:
- All models come with top cap, adjusting bolt, and star nut
ICBM model has beveled cartridge bearings that fit some Schwinn mountain bikes with integrated headsetsHeadtube bearing chamfer is 45 degreesHeadtube I.D. is 45mm