ACS Headset MainDrive Integrated Combo (1-1/8 - 1") - 63833-1000
ACS Headset MainDrive Integrated Combo (1-1/8 - 1") - 63833-1000, The American Cycle Systems Integrated Features: 1" Conversion headset allows the use of 1" forks on a race frame with 1-1/8" integrated headtube CNC machined alloy compression cap with star nut and bolt Available in multiple finishes Specificatons: 45/45 degree bearings Available as 1", 1-1/8" and 1 1/8" to 1" reducer Weight: 93 g Note: Fits forks with 26.4mm crown only.