What is the door thickness for 599 double cylinder gatelatch?
Kwikset deadbolts can fit doors that are 1 3/8" to 1 3/4" standard. You can get a thick door kit to allow the deadbolt to fit on a door that is up to 2 1/4" thick. To request a thick door kit please call Kwikset Consumer Services at 1-800-327-5625.