Heavy Duty Mortise Lockset Case size 4-5/16” x 6” x 1” (110mm x 152mm x 25mm) Armour Front 1-1/4” x 8” (32mm x 203mm) Backset 2-3/4” (70mm) only Deadbolt 1” (25mm) throw, stainless steel Latchbolt 3/4” (19mm) throw, with anti-friction tongue, stainless steel