FSA Impact Pro IS42 headset

The Impact Pro headset features integrated sealed cartridge bearings that fit directly into the head tube of any frame using 42mm 45°/ 45° bearings.

Examples: pre-2015 Cinelli Vigorelli, MASH Histogram & MASH Bolt, Breakbrake17 Transfer, pre-2020 Affinity Kissena.

 

ⓘ Integrated bearings fit directly into compatible head tubes without the need of a bearing press.

Specifications

• 1 1/8" integrated

• 45°/ 45° IS42 angular contact bearings (Campy compatible)

• alloy top cap/steel star nut assembly

• 7075 AL crown race

• stack height: 9.4mm

• weight: 64g