ZS44/28.6 | ZS56/40
1-1/8" Upper / 1.5" Bottom
ø28.6xID44xID56x39.8
Height: 18+3.4=21.4 (top cover H:15mm )
Bearings: semi-cartridge bearings
Ball Retainer: 5/32" x 22(R003) Upper
Ball Retainer: 3/16" x 23(R206) Lower
Material: Top cover: plastic
w/steel crown race
F13CPS crown race ø30 mm for 1-1/8" straight steerer
F11CP Lower cup OD 55mm
click for drawing - F-13CP
click for drawing - F-11CP