ACS Maindrive Integrated Headset Helmets Accessories Secured with a thru bolt

Secured with a thru bolt and fully adjustable bearing side lode depending on your preference

fifth wheel or towed vehicle

Lightweight 3D Cold Forged Design for Superior Strength

Rounded side plates are compatible with 8T and larger drivers

CROSS BAR 5/8″

ACS Maindrive Integrated Headset Helmets Accessories Secured with a thru boltSPECS: 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 1 INCLUDED: Top Cap w Star Nut, Aluminum cover, Top and 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