FSA Gravity 1 Headset ZS49/28,6 | EC49/40

The Gravity 1 headset is dedicated to tapered forks. It fits 1.5" head tube and 1-1/8" to 1.5" tapered steerers. Equipped with an upper angular contact bearing and a lower caged ball bearing. According to the bearings the Gravity 1 uses special aligned bearing cups. The upper semi-integrated cup consists of light aluminium. The lower cup with a classically ahead shape is made of forged chromoly steel. Inclusive steel-cone. Suited for head tubes with 55mm outer diameter and 49.57 mm inner diameter. Finish: black anodized with laser etched logos. The FSA configurator easyHeadset makes it easier to choose the right headset. Construction type (Ahead/Thread): ahead Material: Aluminium ||| Steel Weight supplement: manufacturer information