Lockey 2985 Keyless Mechanical Digital Adams Rite Stile Latch Door Lock. For narrow stile doors is a mechanical keyless door lock that does not require wires, batteries or electricity. Lever handle on the outside and inside. This lock does have the passage function or can be set to lock everytime the door closes. The passage function allows the spring latch to move freely, in and out, until you lock it again. For outdoor or indoor use.