GusHill Trailer Locks

The best trailer hitch locks in the world!

All GusHill trailer hitch locks combine durable metal, a fully encased design, and high-quality lock options to keep your trailer secure.

The Bull - BullDog Hitch Lock - Plain
Our trailer hitch locks are designed with two objectives:

To Fully Encase and Protect the Hitch


To Encase and Protect the Lock

1. To Fully Encase and Protect the Hitch
2. To Encase and Protect the Lock

Finally, real security for your trailer!



I just received delivery on a Bull #20011 for 2" trailer Balls. That
is an amazing lock!

Warren P.Atkinson, NH

I received the package yesterday (The Bull)...all I can say is WOW!!!

Josh D.Millington, TN

I will put this lock to good use! Thanks again for the GREAT customer service!

Tom V.Chula Vista, CA

“Best money I've ever spent on a trailer."

Matthew T. Auburn Alabama

"If it has a pintle or bulldog hitch, this guy makes bad a_ _ locks."

Diesel M.