Specifications:Backset: Adjustable 2-3/8" or 2-3/4"Cross Bore: 2-1/8"Door Thickness: 1-3/8" to 1-3/4"Latch Faceplate: Round or Square CornerMaterial: BrassEmtek 1182 Multi Point Lock Trim (Door Config #1) - Brass Plates, Concord Style (2" x 10.5"), Non-Keyed PassageCan be ordered with any Brass LeversSwinging Patio Door Hardware. Set includes Plates, Handles Multi Point Mortise Lock Box not included. Trims Only Each Multi Point Lock Trim now includes the Spring Assist function which returns the lever to the neutral position and eliminates sagging handles. Manufacturer ResourcesEmtek Multi Point Pocket BooketLookBook Designer Showcase