Use this lock on your Gen-Y gooseneck coupler, or on another auto-latching coupler, to prevent towaway theft of your gooseneck trailer. Sturdy bracket fits around coupler base to prevent hookup and secures to coupler with strong steel locking pin.

This rugged, rustproof aluminum trailer coupler lock simply yet effectively deters towaway theft of your gooseneck trailer that has a Bulldog, Stallion, Superior, or T.E.M. coupler. Padlock sold separately.

This rugged, rustproof aluminum trailer coupler lock simply yet effectively deters towaway theft of your gooseneck trailer that has a Bulldog, Stallion, Superior, or T.E.M. coupler. A second lock secures the inner tube. Includes 2 padlocks.

This rugged, rustproof aluminum trailer coupler lock simply yet effectively deters towaway theft of your gooseneck trailer that has a Bulldog, Stallion, Superior, or T.E.M. coupler. Includes stainless steel padlock.

Use this lock on your Gen-Y gooseneck coupler, or on another manual-latching coupler, to prevent towaway theft of your gooseneck trailer. Sturdy bracket fits around coupler base to prevent hookup and secures to coupler with strong steel locking pin.

This rugged, rustproof aluminum trailer coupler lock simply yet effectively deters towaway theft of your gooseneck trailer that has a RAM coupler. A second lock secures the inner tube. Includes 2 padlocks.

Fight back against trailer thieves with this rugged, rustproof aluminum trailer coupler lock. Simple yet effective, it deters towaway theft of your gooseneck trailer that has a RAM coupler. Padlock sold separately.

Fight back against trailer thieves with this rugged, rustproof aluminum trailer coupler lock. Simple yet effective, it deters towaway theft of your gooseneck trailer that has a RAM coupler. Includes stainless steel padlock.

Heavy-duty locking pin with rust-resistant stainless steel provides superior security when locking your Gen-Y gooseneck coupler. Third-party-tested steel pin has a 42,000-lb shear strength. Can be keyed alike to match other InfiniteRule locks.

Fight back against trailer thieves with this rugged, rustproof aluminum trailer coupler lock. Simple yet effective, it prevents removal of the inner tube of your gooseneck coupler to help deter towaway trailer theft. Padlock sold separately.

Use this coupler lock to help prevent trailer towaway theft. Resists picking, cutting, drilling, and freezing. Tumbler offers nearly 1 million possible key codes. Works with Atwood gooseneck and flat nose trailer couplers.

Use this coupler lock to help prevent trailer towaway theft. Resists picking and drilling. Tumbler offers nearly 1 million possible key codes. Works with Bulldog gooseneck trailer couplers.

Fight back against trailer thieves with this rugged, rustproof aluminum trailer coupler lock. Simple yet effective, it prevents removal of the inner tube of your gooseneck coupler to help deter towaway trailer theft. Includes stainless steel padlock.

This lock adds an additional layer of security to help prevent towaway trailer theft. Lock takes the place of one of your set screws to stop would be thieves from separating your gooseneck coupler. Tumbler offers nearly 1 million possible key codes.