Tange Seiki 1 1/8 Inch Threaded Headset - Black

- Cartridge bearing system
- Lightweight and strong duraluminium alloy construction
- Tange Seiki original sized 4T5 cartridge bearings
- Fully sealed mechanism
- Japanese quality

Specifications:
- Material: 6061 T6 aluminium alloy (steel crown race and key washer)
- For 1 1/8 inch (28.6mm) threaded fork
- For head tubes with 34mm inside diameter
- 30mm crown race
- Stack Height: 34.5mm
- Weight: 99g (+/-1g)