Coupling Lock

Curt Universal Fit Trailer Lock - Curt Universal Fit Trailer Lock - Sometimes a safety pin and coupler latch are just not enough to keep your toys safe. While CURT safety pins and coupler latches are made to keep your coupler securely latched onto your trailer ball, they are no substitute for the locking power provided by a CURT trailer lock. CURT trailer locks are designed to add security to your trailer and towing equipment.

Curt 23659 Trailer Coupler Lock

Trimax Universal Boat Trailer Coupler Tongue Hitch Lock UMAX

Reese Trailer Universal Coupler Lock

The Master Lock No. 377KA features a trailer coupler lock, designed to fit 1-7/8in (48mm), 2in (51mm) and most 2-5/16in (59mm) trailer couplers. The advanced locking mechanism provides resistance to picking and prying.

Master Lock 377KA No. 377 Trailer Coupler Lock Keyed Alike

Order the Coupler Vault Pro from MegaHitchLock for $219, FREE SHIPPING!, We know we cannot thwart every thief's effort, but we’ve come darn close.

High Quality Coupler Vault Pro | Trailer Hitch Lock

The TowSmart Coupler Lock protects your boats, campers, trailers, equipment, and other valuable assets from theft. The Coupler Lock secures the

1/4 in. Pin, Adjustable Coupler Lock, 1 in. to 3 in. Coupler Span - Chrome - TowSmart

Now take advantage of locking your adjustable coupler. If you have been looking for a solution to lock your adjustable couple then we have it! Our new