Kwikset 785.Strkp 780 Double Cylinder Keyed Entry Deadbolt From The Signature Series -

Double Cylinder: The deadbolt is thrown and retracted by a key from either side. As you will not be able to unlock this from the inside without a key, please check your local fire code to ensure this is allowed before purchasing.

Features:

• Tested to exceed ANSI/BHMA Grade 2 security requirements
• Constructed of solid brass for durability and dependability
• Installs easily with all necessary mounting hardware included
• Covered by Kwikset's limited lifetime manufacturer warranty
• Two keys will be shipped per lock. Three or more items keyed alike will ship a total of 6 keys

Specifications:

• Backset: Adjustable 2-3/8" or 2-3/4"
• Cross Bore: 2-1/8"
• Edge Bore: 1"
• Door Thickness: 1-3/8" to 2-1/4"
• Handing: Reversible Left or Right
• Interior Height: 2-5/8"
• Interior Width: 2-5/8"
• Interior Projection: 2-1/8"
• Exterior Height: 2-5/8"
• Exterior Width: 2-5/8"
• Exterior Projection: 2-1/8"
• Latch Faceplate: Drive-In, Round Corner, or Square Corner
• Cylinder: 6 Pin KW1