Door Closer, Stanley QDC 300 Closer Series, Interior and Exterior, Manual, Hydraulic, Closer Performance Standard Duty, Closer Type Non Hold Open, Non-Handed, Ligature No, Closer Mounting Style Parallel, Regular, Top Frame, Standards ANSI A156.4 Grade 1, UL and cUL Listed, Yes, Finish Aluminum Painted, Arm Material Carbon Steel, Arm Type Tri Pack, Color Silver, Exterior Door Width Up to 54 in