Door Closer, Yale 2721 Closer Series, Interior and Exterior, Manual, Hydraulic, Closer Performance Heavy Duty, Closer Type 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 Painted, Arm Material Steel, Arm Type Heavy Duty Hold Open, Color Silver, Exterior Door Width 48 in