Make sure your Boat, Caravan, Trailer, Horse float is protected when not being towed.

100mm Wide, 140mm High with a 70mm gap between base and locking bar. The tongue is 39mm wide.

Fits some, but not all NZ trailers. The towball hitch outer cover must have a protrusion like a nut or bolt for the lock to work properly.

You must check that lock will work on your particular type of hitch before purchasing.
Requires a separate padlock.