Review of Master Lock Trailer Coupler Locks - Chrome Surround Lock - 377DAT Video

Master Lock Trailer Coupler Locks - Chrome Surround Lock - 377DAT Review

Hello everybody, this is Jeff at etrailer.com. Today we're gonna take a look at this Master Lock chrome trailer coupler lock. Now this coupler lock'll lock onto your trailer coupler and help prevent the theft of your trailer. This is designed to fit most 1 7/8 inch, 2 inch, and 2 5/16 inch hitch ball diameters. And it will work on the following coupler brands, the Reese, Fulton, Atwood, Putnam,… see more >