Coupler Locks
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7/8 inch Black Span Coupler Lock | Curt 23521CURT-23521Qty In Stock: 7Brand: CurtThis coupler lock features a padlock design to keep the pin well protected from tampering. It comes with a black finish and offers a pin span of 3/4" with a pin diameter of 1/4".
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Trailer Hitch Receiver Lock (2 in. Receiver) - 5/8 in. Pin Diameter | Bulldog 580400BULL-580400Qty In Stock: 1Brand: BulldogTrailer hitch receiver lock used with 2-inch receiver - 5/8 in. pin diameter. Bent pin style.
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Stainless Steel Trailer Hitch Lock (2 in. Receiver) - 5/8 in. Pin Diameter | Bulldog 580402BULL-580402Qty In Stock: 1Brand: BulldogLearn More5/8 inch diameter locking hitch pin fits class III/IV 2-inch receivers. Equipped with an internal o-ring and a water-tight cap to keep the elements out of the locking mechanism.
Brass Coupler Lock with 2 Keys | Curt 23022CURT-23022Qty In Stock: 1Brand: CurtThis coupler lock features a compact design to keep the pin well protected from tampering. It comes with a brass finish and offers a 1/4" pin to fit a max span of 3/4". All CURT coupler locks are made to fit latch-type couplers and include two keys. Protect your boat, your camper and even your utility trailer the right way with a CURT coupler lock.
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Trailer Coupler Lock | Curt 23081CURT-23081Qty In Stock: 2Brand: CurtCURT coupler locks are designed to add security to your trailer and towing equipment.
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Adjustable Lock Coupler, Right Angle | Curt 23503CURT-23503Qty In Stock: 5Brand: CurtThis coupler lock features a right-angle barbell design to keep the pin well protected from tampering. It comes with a chrome finish with blue anodized aluminum and offers an adjustable pin span from 1" to 3" with a pin diameter of 1/4".
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Chrome Trigger Latch Style Trailer Coupler Lock - 1/4 in. Pin | Bulldog 580403BULL-580403Qty In Stock: 1Brand: BulldogPrevent trailer theft with this durable steel, butterfly-style coupler lock. Corrosion-resistant chrome plating will make this item last a lifetime. Used with most ball couplers that have trigger release style latches.
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Easy Access Long Coupler Trailer LockBULL-580409Qty In Stock: 4Brand: BulldogEasy Access Long Coupler Trailer Lock Learn More© 2025 Marine Parts Source. All Rights Reserved.