Works Components EC44-ZS44 Angleset-1 1/8"To suit 1 1 8'' forks Upper cup Stack height: 11mm Total upper stack height including bearing cover: 16mm Lower cup Stack height: 3mm Upper Bearing: 41mm OD, 45 x 45 Degree AC sealed bearing Lower Bearing: 41mm OD, 45 x 45 Degree AC sealed bearing Split type 7075 T6 aluminium crown race for simple, tool free installation Headset comes complete with top cap (star nut included), bearings and crown race all parts required for fitment Attributes Headset