The kinesis integrated headset is designed for kinesis frames with integrated not tapered or zero stack headtubes rubber bolt cap 18 star nut 45mm 8mm tall top cap 40mm od 30mm id 5mm crown race bearing wedge m6x1 by 30mm bolt 32mm stem cap 2 x 34mm od 284mm id 01mm thick shim 2 x 41mm od 30mm id 6mm thick 36 45 pitched bearings