ACS Maindrive Integrated Headset

J&R Bicycles, Inc. Verified independent store

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SPECS: SIZE: 1", 1 1/8" or 1 1/8" to 1" Step-Down to reduce your frame to fit 1" forks STYLE: Integrated 45°/45° Campy Spec 1⅛ INCLUDED: Top Cap w/ Star Nut, Aluminum cover, Top an d Bottom Sealed Bearings, Fork Crown Race NOTE: The 1 1/8" to 1" Step-Down headset allows you to use a 1" fork and stem on a frame with a 1 1/8" integrated headtube. Many frames such as Chase, Supercross and Intense use a 1 1/8" head tube even on the small frames so this type of headset is required for use with 1" forks. Basically, it uses 1 1/8" bearings to fit into the frame while the inner sleeve is made to fit 1" forks. Weight- 3.3oz/93g Show more