Kwikset Security, Satin Nickel Finish, Double Cylinder Deadbolt, Full Solid Core 1" Diameter Round Corner Adjustable Deadbolt Latch, Fits Both 2-3/8" & 2-3/4" Backsets, Round Corner Strike, ANSI /BHMA A156.2 Grade 3 Security, Pick Resistant 5 Pin System, Limited Lifetime Mechanical & Finish Warranty, Keyed Alike In Multiples Of 3, Box Pack.