• Backset: 2-3/8"
• Dimensions: 2-1/2" x 2-1/2"

This is a double cylinder deadbolt which is operated by a key from both the exterior and the interior. It features a solid brass construction with hardened steel bolt for maximum durability and security and fits most standard preparation doors between 1-3/8" and 3" thick. A heavy gauge steel under-strike and brass trim strike is supplied with every deadbolt.