F-973SW
Specification:
◎ EC34/28.6-26tpi∣EC34/30
◎ Steel, Ball Retainers
◎ TOP NUT: 25.4
◎ CUP O.D.: 34
◎ CROWN CONE: 30
◎ Height: 34.3mm
F-974EW
Specification:
◎ EC29/25.4-24tpi∣EC29/27
◎ Steel, Ball Retainers
◎ TOP NUT: 22.2
◎ CUP O.D.: 30
◎ CROWN CONE: 27
◎ Height: 34.4mm
Threaded Headset