Related product

1-1/8" Upper / 1.5" Bottom

PT-1860E / PT-1860ES

IS42/28.6 | IS52/40

Bearings:   Cartridge ball Bearing (Economic bearings)
                  41.8 x 45°(R430) Upper
                  51.8 x 45° x 7.5H(R440) Lower
Material:    Top cover: AL6061
                  w/ alloy crown race
Height:      8.8+1=9.8mm      (top cover H:8mm )

PT-1860ES Crown race ø30mm for 1-1/8" straight steerer

click for drawing - PT-1860E
click for drawing - PT-1860ES