Door Closer, Norton 8301 Closer Series, Interior and Exterior, Manual, Hydraulic, Closer Performance Heavy Duty, Closer Type Non Hold Open, Non-Handed, Ligature No, Closer Mounting Style Top Frame, Standards ANSI A156.4 Grade 2, UL and cUL Listed, Yes, Finish Aluminum, Arm Material Die Cast Aluminum, Arm Type Unitrol(R), Color Aluminum, Exterior Door Width 41 in