"ACE" DOUBLE CYLINDER DEADBOLT *Adjustable latch for 2-3/8" to 2-3/4" backset *Pin tumbler cylinders *Cylinder is removable for rekeying *Fits 1-3/8" to 1-3/4" thick doors *Strike plate and screws included *Use with any Ace entry lockset with satin nickel finish *Satin nickel finish *Keyed alike in groups of 12 *Random fill *Clamshell *Discovery SUP