FSA Impact Pro IS42 headset
$ 34.99
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.
• 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