Subrosa bitchin integrated headsetthis is an integrated headset from subrosa the bitchin headset is a campy style 4545 integrated headset that includes a lightweight 6061 t6 aluminium dust cover 2 sealed bearings top cap alloy compression washer alloy fork cone 2mm5mm8mm matching spacers features headset type integrated 4545 weight 70gbuy subrosa components from chain reaction cycles the worlds largest online bike store