YALE Double Cylinder 840 Key Entry Deadbolt

Double Cylinder Function: 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:

• Exceeds criteria for BHMA Grade 3 security certification
• Constructed of solid brass for lasting durability
• Installs in standard prep doors with door thickness of 1-3/8" to 1-3/4" inches
• Includes a round corner latch faceplate
• Covered by a Limited Lifetime Finish and Mechanical Warranty

Specifications:

• Backset: 2-3/8"
• Cross Bore: 2-1/8 "
• Edge Bore: 1"
• Door Thickness: 1-3/8" to 1-3/4"
• Height: 2-1/2"
• Width: 1-7/8"
• Projection: 1"
• Material: Brass
• Cylinder: 5 Pin