1-1/8" Upper / 1-1/8" Bottom

PT-1811

ZS42/28.6 | ZS42/30

1-1/8" Internal Headset
ø28.6x42x30

Height:        7.5+3=10.5mm   (top cover H:5.15mm )
Weight:       88g
Bearings:     Semi Cartridge Bearings  
                    Ball Retainer: 1/8" x 25(R202)
Material:      Steel
Finish:          EDBK

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