Solid brass screen door mortise lock set with 1 1/2" backset available in 6 finishes. This set is made of forged solid brass and has a privacy lock and the backplates measure 4 3/8" tall by 1 1/4" wide. There is a 1 5/8" diameter brass knob for the outside and a 2" long lever for the inside. The lever projects 1 1/8" from the surface of the door. The small mortise latch measures 2 1/16" tall by 1 15/16" deep and 9/16" thick. The solid brass faceplate measures 3 3/4" tall by 3/4" wide. This set will fit doors from 1 1/2" to 1 3/4" thick. For thinner doors you will have to cut the spindle shorter.