Schlage B62N 505 Double Cylinder Deadbolt, Bight BrassWhen you install Schlage products, you know your home is secure. After all, Schlage is the leader in security devices, trusted for more than 85 years. When you safeguard your home and family with Schlage. you ensure your security as well as your peace of mind. The legendary quality and reliability let you put your worries aside and focus on other things.Schlage B62N 505 Double Cylinder Deadbolt, Bight Brass Features: Keyed Double Cylinder Deadbolt Double cylinder deadbolt Unique Snap & Stay design ANSI Grade 1--professional grade security Biggest adjustable bolt available Pick and bump resistant Adjusts to fit all standard door preparations Quality finishes for lasting beauty Lifetime finish and mechanical guarantee Applications: Residential single- and multi-family doors Certifications: Meets Grade 1 BHMA requirements U.L. Listed: Locks for up to three-hour fire doors available Keying: 5-pin tumbler C keyway standard, with two brass keys. 6-pin cylinder available Door thickness range: 1-3/8" to 1-3/4" (5mm-51mm) standard Backset: Universal deadbolts fit 2-3/8" or 2-3/4" backset