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 Tri-Mount, Standards ANSI, BHMA, UL, Yes, Finish Aluminum Painted, Arm Material Carbon Steel, Arm Type Dead Stop, Color Silver, Exterior Door Width Up to 54 in