Master Lock 2-5/16" Trailer Coupler Lock Review Video

Review of the Master Lock 2-5/16" Trailer Coupler Lock

Today we're going to be taking a look at the Master Lock 2 5/16 Inch Trailer Coupler Lock, Part Number 378DAT. This trailer coupler lock guards against trailer tow-away theft. So now we're out here at our trailer and we'll go ahead and show you how to install this. We have the key at the end of the lock and the locking mechanism is pretty unique. It's going to help prevent anyone from actually… see more >