Milenco Door Frame LockThis high security caravan door lock from Milenco has excellent quality, is easy to fit, and is sure to give your caravan extra security, keeping everybody living there safe. The caravan door lock simply screws into the side of the door frame and requires a 5 millimetre gap between the door and frame. As well as being a secure lock, the lock is made from die cast aluminium meaning that it will never rust, and the body section is made with an enamel