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Comp Cartridge Integrated IS 1.5" Upper Headset



The Ritchey Comp Cartridge Integrated IS 1.5" headset features sealed cartridge bearings and is designed for bicycle frames with 1.5-inch upper and lower headtube dimensions and forks with tapered (1-1/8-~1.5") steerers.

Tech Specs

Material alloy
Stack Height10.8mm
Headtube ID52mm
Headtube OD56mm
S.H.I.S.IS52/28.6 (1.5”)
Bearings51.80/40mm 45°/45° - sealed cartridge (ACB)
Weight 112g
Compression cap NOT included

Tech Drawing

  • Design

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