Deadbolt w/Thumbturn Mortise Commercial Industrial Institutional Residential Lockset Grade 1 Series DRX Lockset Finish Satin Stainless Steel Keyway Type Schlage C Key Type Different Standards ANSI A156.13 BAA UL/cUL Listed ADA Compliant No Lockset Fire Rating Not Rated Backset 2 3/4 in Ligature Resistant Yes Cylinder Single Faceplate Dimensions 1-1/4 in x 4-5/8 in For Door Thickness 1 3/4 in For Use With Commercial Door Includes Hardware Material Steel Number of Keys 2