Trailer Lock Features
Keep Your Trailer Safe with a Lock You Can Trust
Accessible Design Meets High-Security Performance
You know that pit-in-your-stomach feeling whenever you park your trailer and walk away? We fixed that.
Our locks provide a snug fit on your trailer coupler, installing in ten seconds with one hand and laughing off hammers, pry bars, saws, and even grinders. Thick solid ¼″ steel housing, a fully enclosed ¾″ locking pin, and parts that interlock so nothing to lose or misplace. See how each feature makes trailer security a no-brainer with Bank Trailer Security Systems products.
One Piece Construction
Housing is formed and welded to create a one-piece housing component – no hinges to seize or be tampered with. That means you’ll never wrestle with loose parts or binding joints when you need protection—just rock-solid reliability, 365 days a year.


Interconnected Design
All components of the lock are interconnected; no loose parts to misplace, assemble, or lose. So you save time at the hitch and ditch the frustration of dealing with multiple pieces requiring assembly on the coupler.
Tough Durable Construction
Housing is made of 1/4″ steel and Locking component is made of 3/4″ steel, Grade 8 fastener, Commercial grade Master Lock with “Bump Stop” technology, adding another level of security from picking.
You get rugged durability that stands up to harsh conditions and aggressive attacks, giving you real peace of mind each time you park your trailer.


Tamper-Proof Design
Master Lock padlock and locking component is completely contained in the housing:
- Eliminating tampering access to the lock shackle
- Hammering and Prying proof
- Saw and Grinder resistant
- Padlock is protected from environmental elements; rain, ice, dirt, etc.
You can park and walk away confidently, knowing thieves can’t disable your lock.

American Made

Family Owned and Operated

Handicap Friendly
