Stainless steel 12 1/4" shutter slide bolt. Heavy duty rust resistant slide bolt with black powder coating. Both backplates together measure approximately 12 1/4" long by 2 1/8" wide and 1/8" thick. The bolt measures 6 3/4" long, 1 1/8" wide, 3/16" thick and slides 3 1/8" from the open position. The large backplate measures 8 1/16" in length and the catch measures 4 3/16" long.