PRI-GD-52118, GARAGE DOOR, INSIDE DEADLOCK

Contents: 1 lock assembly; 4 ea. 1/4"-20 x 1-7/8" pancake head carriage bolts with nuts. Description: 7/8" wide x 1/8" thick steel slide bolt with heavy duty galvanized steel housing; works only from the inside for extra protection as a night or vacation security lock; engages slot in vertical track; fits most garage doors.