Forged solid brass full handle and interior knob with single cylinder deadbolt. Latchbolt operated by thumbpiece outside and grip inside. Deadbolt operated by key outside and turnpiece inside. All metal components. Solid steel latch assembly. Rust resistant solid brass keyway for more security. Solid brass deadbolt with hardened steel rod insert to prevent sawing through latchbolt. Seamless one-piece knob for extra strength. Easy installation. Cylinder drilled for construction keying. DOOR PREP: 2-1/8" Crossbore, 1" Edge Bore, 1" x 2-1/4" Latch Face for plainlatch and deadlock; 8-5/8" CTC handleset crossbore to lower handle screw. DOOR THICKNESS: Fits 1-3/8" to 1-3/4" doors. CYLINDER: 5-pin KW1 keyway, one piece solid brass;(2) nickel plated, solid brass keys. STRIKES: 1" x 2-1/4" min; 5" CTC or great plainlatch and deadlock strikes. BOLTS: Plainlatch - 1/2" throw; Deadlock - solid brass, steel reinforced 1" throw. HANDING: Reversible for right or left hand doors. ANSI/BHMA: Exceeds Grade 3 Standards. ADJUSTABLE LATCH: Fits 2-3/8" to 2-3/4" square corner, radius corner, or drive-in applications; includes both square and 1/4" radius corner strikes. 6-way universal.