Chris King NoThreadSet EC34/28.6 – EC44/40 GripLock Headset

Use: For 1 1/8" head tubes combined with 1 1/8 - 1.5" tapered steerer tubes. Specifications: Application: Road, Gravel, Cyclocross, Cross Country, All Mountain Design: external cup (EC)Top Outer Diameter: 34 mm Top Inner Diameter: 28.6 mm Bottom Outer Diam