The FSA Impact Headset is a internal 1-1/8" black headset.
Key Features of the FSA Impact Interal 1-1/8 Headset Blac Camp/Dtgl Cmpt Hybrid Acb:
- Campagnolo compatible
- Alloy top cover
- Patented alignment tip for increased durability and performance
- 7075 alloy crown race
- Laser etched aluminum top cap
- 45/45 degree angular contact bearings
- Impact Pro (HD4625) has stainless steel micro ACB (white seal)
- Impact (HD4626) has serviceable hybrid ACB (yellow seal)
- Compatible with most detanglers
- Steerer Tube: 1-1/8" Threadless
- Headset Type: Integrated/42.0mm OD/45 deg bearing (Hiddenset)
- S.H.I.S Upper: IS42
- S.H.I.S. Clamp Diameter: 28.6
- S.H.I.S Lower: IS42
- Crown Race: 30.0
- Defined Color: Black
- Color: Black
- Stack Height: 0 mm
- Bearing Type: Hybrid ACB
- Material: Aluminum
- Weight: 64.0 g