MID

1 1/8-1.5InternalThreaded

PT-F13BH / PT-F13BHS
ZS44/28.6 | ZS56/40

1-1/8" Upper / 1.5" Bottom
Ø28.6 * ID44 * ID56 * 39.8
Height:     13.5+ 3= 16.5mm
Weight:     131g
Bearings:  ball retainer 
                 5/32" * 22 Upper
                 3/16" * 23 Lower
Material:   Steel w/ alloy top cover
Finish:       EDBK + Anodized

Option PT-F13BHS crown race Ø30 for 1-1/8" straight steerer

PT-F13BH Drawing download