1 Side Keyed Deadbolt Lock,Single Cylinder Dead Bolt, Matte Black Round Exterior Keyed Front Entry Inside Door Deadbolt3Pack

FUNCTION: Keyed alike entry lock, featuring 3 brass material nickel plated keys, KW1 keyway, 5 pins brass cylinder, intended for exterior or interior doors where security is required. Used on doors demanding a high level of security, operated by key on the outside and thumb turn on the inside. Recommended for exterior-facing doors.
HIGH QUALITY AND SECURITY: Stainless Steel deadbolt is anti-rust, durable. Solid zinc alloy latch bolt available for high quality, exceeds 250, 000 cycles.
FITS STANDARD DIMENSIONS: PATENT Adjustable latch with backset 2-3/8" or 2-3/4" (60mm or 70mm), thickness of 1-3/8" to 1-3/4" (35mm to 45mm), to fit all standard doors.
EASY INSTALLATION: Do it yourself, installs in minutes with just a screwdriver, all the accessories you need included