• Secures Commercial Trailers

The Bulldog air line lock secures commercial trailers by preventing the release of the brakes. Prevents unauthorised movement of trailers when loading/unloading. Easy and simple to use (no need go under the trailer or handle greasy parts). Fitted and used by existing logistics companies. Helps prevent the theft of the trailer and its load. It can be easily stored and utilises a Bulldog high security, case hardened, anti-pick and anti-drill lock bolt. Supplied with two keys.