Step up the security on the front door by installing this RELIABILT Single Cylinder Deadbolt, this door lock has a solid metal core throwbolt giving protection again sawing and forced entry with a keyturn lock outside and thumb turn lock inside. Easy and quick for locking applications. Trusted, durable and easy to install ensuring essential safety and security. SINGLE CYLINDER DEADBOLT: Has a throw bolt core made of hardened steel to defend against sawing. ANSI GRADE 3: This deadbolt has a Brass structure and hardended steel core with an adjustable backset universal latch fitting 2-3/8-in or 2-3/4-in. ANTIQUE BRASS FINISH: Rich Antique Brass finish door lock, fits doors with thickness 1-3/8-in to 1-3/4-in. RE-KEYABLE LOCKS: Traditional door lock, may be re-keyed to match other KW1 keyway. Comes with 2 keys, a strike plate and all mounting hardware For residential use on exterior or interior doors with bore size of 2-1/8-in and edge bore size of 1-in Easy one tool installation with just a Phillips screwdriver. Limited Lifetime Warranty. Can be paired with a matching RELIABILT Keyed Door Knob or Keyed Door Handle for engaging the door. Collection Name: Traditional Color/Finish Family: Gold Hardware Finish: Antique Manufacturer Color/Finish: Antique Brass Type: Single Cylinder Backset Size: Adjustable Bore Size: 2-1/8-in Edge Bore Size: 1-in Fits Door Thickness: 1-3/8-in to 1-3/4-in ADA Compliant: Yes Commercial/Residential: Residential For Use with Entry Door: Yes For Use with Mobile Homes: No Material: Brass Number of Cylinders: 1 Package Quantity: 1 Re-Key Technology: Traditional Security Grade: Grade 3 Style: Traditional Warranty: Limited lifetime CA Residents: Prop 65 Warning(s): No UNSPSC: 31161600