Headset EC34/28.6 EC34/30, external cup EC34, steel balls Technical specifications: Lower head tube diameter: 34 mm Upper steering tube diameter: 34 mm Lower fork diameter: 30 mm Upper fork diameter: 28.6 mm
Headset EC34/28.6 EC34/30, external cup EC34, steel balls Technical specifications: Lower head tube diameter: 34 mm Upper steering tube diameter: 34 mm Lower fork diameter: 30 mm Upper fork diameter: 28.6 mm