Mortise, Exit Device, Hex Dogging, Heavy Duty Performance, Mechanical, Grade 1, Satin Aluminum Finish, Door Width 36 in, Series 99, Fits Stile Width 4 3/4 in, For Door Thickness 1 3/4 in, Door Handing Right Hand Reversible, , No, Standards ANSI 156.3, Outside Trim Type Lever