Related product

1-1/8" Upper / 1.5" Bottom

F-13C / F-13CS / F-11C

ZS44/28.6 | ZS56/40

1-1/8" Upper / 1.5" Bottom
ø28.6xID42xID52x39.8

Height:       9.5+4=13.5
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

F13CS crown race ø30 mm for 1-1/8" straight steerer 

F11C Lower cup OD 55mm 

click for drawing - F-13C
click for drawing - F-11C