Stronglight O'Light St Ahead Headset 1 1/8 inch - EC34/28.6 | EC34/30

Stronglight Ahead headset made of steel for threadless 1 1/8 inch steerers. Features: inner diameter: 34mm (+/- 0,1mm) outer diameter: 40mm stack height: 27,5mm bearings: cartridge-bearing, not integrated upper diameter: 1 1/8 inch lower diameter: 1 1/8 inch SHIS code : EC34/28.6 | EC34/30 Material: body: steel Weight supplement: manufacturer information