Door Closer, Norton 8501 Closer Series, Interior and Exterior, Manual, Hydraulic, Closer Performance Heavy Duty, Closer Type Non Hold Open, Non-Handed, Ligature No, Closer Mounting Style Parallel, Regular, Top Frame, Standards ANSI A156.4 Grade 2, UL and cUL Listed, Yes, Finish Aluminum, Arm Type Standard, Color Aluminum, Exterior Door Width 48 in