FSA NO.57E ORBIT 1.5E ZS HEADSET Bike-Product Shorter overall length [versus previous

Shorter overall length [versus previous version] allows more adjustability and compatibility

Outer width: 30mm

Features Trek Top Fuel 27

Kids & Youth/Trailer

FSA NO.57E ORBIT 1.5E ZS HEADSET Bike-Product Shorter overall length [versus previousThe Orbit No. 57E is a semi integrated (ZS) headset by FSA for tapered steerer tubes with a diameter of 1 1 8" (top) and 1. 5" (bottom). The headset includes an aluminium cap. Features Type: Semi integrated (ZS) Fork steerer: 1 1 8 Outer diameter headtube top: 50mm Outer diameter headtube bottom: 62mm Bearing: 1 1 8 1. 5, 36 45 angular contact bearing Upper part: Forged aluminium bearing shells with angular contact bearing (Black seal) Bottom: 1. 5"