https://blogfreely.net/plainba....t37/20-van-hook-lock
Locks For Doors and Flaps This keyless hookbolt deadlock maximizes the lock strength and security of sliding narrow stile aluminium storefront doors. Its compact design makes it simple to install and the manufacturer provides a lifetime guarantee on mechanical security. You'll need to measure the'stile ' of your door before you install a hook-bolt lock. This is the distance between the door's edge and the point at which you can begin any glass, embedded decoration or panels. Hook-t