ZS44/28.6 | ZS56/40
1-1/8" Upper / 1.5" Bottom
ø28.6xID44xID56x39.8
Height 13.5+3=16.5mm (top cover H:10mm )
18.5+3=21.5mm (top cover H:15mm )
23.5+3=26.5mm (top cover H:20mm )
28.5+3=31.5mm (top cover H:25mm )
Weight 131g
Bearings semi-cartridge bearings
Ball Retainer: 5/32" x 22(R003) Upper
Ball Retainer: 3/16" x 23(R206) Lower
Material Top cover: AL6061
w/steel crown race
Finish EDBK
F13BHS crown race ø30 mm for 1-1/8" straight steerer
F11BH Lower cup OD 55mm
click for drawing - F-13BH
click for drawing - F-11BH