I wanted a spare pin lock as I've been known to drive mine on my bumper and lose it later. I don't want to end up camping and find that I've done it again. This is a great inexpensive option to stash in your truck's glove box just in case.
Pros
EASY TO USE. The square securing clip on this hitch bolt is made from spring steel, making the clip semi-flexible for ease of use. When the safety pin is inserted into the hitch latch, the square latch snaps easily onto the end of the pin