Prime-Line GD 52118 Inside Deadlock - Heavy Duty Galvanized Housing

SECURITY LOCK – Use this heavy duty galvanized inside deadlock as an additional security lock for nights, vacations and more.
WORKS ONLY FROM INSIDE – This type of deadlock engages in a vertical track, and works only from the inside as an additional security lock.
EASY INSTALLATION – Installation is quick and easy, and the deadlock fits most garage doors.
HEAVY DUTY – Made of heavy-duty galvanized steel, this inside lock provides peace of mind and extra security, plus it’s durable and made to last.
SIZING – This steel slide bolt is 7/8in. Wide x 1/8in. Thick with Heavy Duty Galvanized Steel Housing.