2023 GT Sensor ST Carbon Elite Headset Bearing Kit Gary Fisher 6mm410mm total length100mm total travelCan

6mm410mm total length100mm total travelCan be locked at any position -not just 1 or 2 as with cheaper seatpostsWater and dust seals864g weightBuilt in lever

and 6 pin bottom brackets16mm wrench tool - Undo 2 wrench flat bottom bracket22/23mm 2 x slots - Undo fixed cup bottom bracket with wrench sidesThis is similar to the Park Tool HCW-4

so complete for upper and lower cups

Also known as ACB518K

Please not this kit does not come with the compression ring used on the modern version of the headset

2023 GT Sensor ST Carbon Elite Headset Bearing Kit Gary Fisher 6mm410mm total length100mm total travelCanComplete replacement bearings for this bicycle headset. 1 x upper bearing 1 x lower bearing. These are our Rad Bearings Precision milled cups, black oxide anit rust finish and packed with high grade grease.