Our Model-GB Gooseneck coupler lock is easy to install, and fits the most common BullDog gooseneck couplers. Our GB coupler lock comes in two styles and sizes for a perfect fit on square or round style drop tubes! Need help picking the right lock for your trailer? Email or DM us a photo of your coupler for fitment assistance! Don't forget to pair your Model-GB with our Jam Bolt lock for Gooseneck couplers, to ensure maximum protection! Secure your trailer today at ProvenLocks.com! | Proven Indus
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