ACS MainDrive Integrated Headset

MainDrive Integrated Headsets feature CNC machined alloy tops with 45/45 degree sealed mechanism retainer bearings. Crown Race: 30 S.H.I.S. Stem Clamp Diameter: 28.6 Threadless Bearing Type: Cartridge S.H.I.S Lower: IS42 S.H.I.S Upper: IS42

SKU: HD0117
Category:

Description

MainDrive Integrated Headsets feature CNC machined alloy tops with 45/45 degree sealed mechanism retainer bearings. Crown Race: 30 S.H.I.S. Stem Clamp Diameter: 28.6 Threadless Bearing Type: Cartridge S.H.I.S Lower: IS42 S.H.I.S Upper: IS42