Unlocking Mount & Blade Automatic Locking Deadbolt - Not Surface Mount - Source For?

Automatic locking deadbolt - not surface mount - source for? - unlocking mount & blade

My parents have a rental property and listen tirelessly locked apartment buildings left open the main gate. Is there a manufacturer of standard, which automatically from the closure of the door with a lock function. No locking handle, I'm looking for - the standard by its lock on the door as http://images.auctionworks.com/hi/63/631 ...

Ideally, they would be met before the right direction.