The Global Door Controls GLS660-SCH-626 is a high-security deadbolt designed for use on doors 1-3/8" to 1-3/4" thick. It features a 1" throw deadbolt and an adjustable latch with 2-3/8" or 2-3/4" backset. The deadbolt is easy to install and comes with all necessary hardware, including a strike plate and screws.