Product details
BOX offers a headset designed and developed for 1-1/8" integrated headset bushes operating on 1" straight steerer tubes. It features ring bearings as well as a sealed cover and aluminum star.
Features:
- SHIS: IS42/25.4 | IS42/26
- Angular contact bearings 45° x 45°
- Sealed ring bearings
- Cover and compression star in CNC-machined 6061 aluminum
- Weight: 77g
Compatibility:
- For frames with integrated 1-1/8" head tube
- For forks with 1" straight steerer tube.
Headset type | Thread |
Item number | 57996773 |
Manufacturer | Box |
Category | Bike headsets |
Manufacturer no. | BOXHEAD031 |
Release date | 26.4.2025 |
Colour | Black |
Exact colour description | Black |
Material group | Metal |
Material | Aluminium 6061 |
Bearing shell type | Integrated (IS) |
Headset type | Thread |
Fork shank diameter Top | 1 1/8" (28.6mm) |
Fork shank diameter bottom | 1 1/8" (30mm) |
Inside diameter head tube top | 41mm (1") (EC/ZS) |
Inner diameter head tube bottom | 41mm (1 1/8") (IS) |
Country of origin | France |
CO₂-Emission | |
Climate contribution |
Weight | 77 g |
Specifications may include unverified machine translations.