Specification:
◎ ZS44/28.6∣EC44/40
◎ Tapered Semi-Integrated
◎ Alloy, Sealed Bearings
◎ ACB Upper-36° x 45°
◎ ACB Lower-45° x 45°
◎ Height: 20.9mm
◎ Weight: 136g
◎ TOP NUT: 1 1/8"
◎ CUP O.D.: 44
◎ CROWN CONE: 39.8
Bike Tapered Semi-Integrated Headset DS