(Demo Videos
Amazon Top Sellers vs. Proven Industries
See how the top-selling trailer locks on Amazon stack up against Proven Industries locks in a head-to-head comparison. This video breaks down the differences in build quality, materials, and security features between mass-market options and American-made Proven Industries coupler locks.
Proven Disc Detainer Lock
Learn how the Proven Industries disc detainer lock core works and why it provides superior pick resistance compared to standard pin tumbler locks. The disc detainer mechanism uses rotating discs that must be aligned at the correct height and rotation, making it one of the most secure lock core options available for trailer coupler locks.
WL-200 Wheel Lock
Watch a full demonstration of the Proven Industries WL-200 wheel lock, designed to prevent trailer theft by immobilizing the wheel. This heavy-duty wheel lock fits a range of tire sizes and features the same high-security lock core found across the Proven Industries product line.
How to install Proven Industries Model AC-100
Step-by-step installation guide for the Model AC-100 Adjustable Coupler Bolt Lock. This video walks through how to fit the AC-100 onto 2-5/16" trailer couplers, adjust the bolt for a secure fit, and lock it into place. The AC-100 is one of the most versatile coupler locks in the Proven Industries lineup.
Model PL-5 King Pin Lock
See the Model PL-5 5th wheel king pin lock in action. This video demonstrates how the PL-5 secures the king pin on 5th wheel trailers to prevent unauthorized hitching and theft. Built from high-strength materials and featuring the Cobra tubular lock core, the PL-5 is designed for heavy-duty 5th wheel trailer security.
Model 2516-AS for Airstreams made in 2020 & Newer
Installation demo for the Model 2516-AS, specifically designed for Airstream trailers manufactured in 2020 and newer. This video shows how the lock fits the updated Airstream coupler design and provides a glove-like fit that prevents cutting, prying, and unauthorized towing.
Model 2517-LR for Lock-N-Roll articulating trailer coupler
Watch how to install the Model 2517-LR on Lock-N-Roll articulating trailer couplers. This specialty coupler lock is purpose-built for the unique geometry of Lock-N-Roll hitches, providing full enclosure protection that generic trailer locks cannot match.
Model GDS for Demco Gooseneck Couplers with EZ Latch
Demonstration of the Model GDS gooseneck coupler lock, designed specifically for Demco gooseneck couplers equipped with the EZ Latch system. This video shows how the GDS fully encloses the coupler mechanism to prevent theft of gooseneck trailers, horse trailers, and flatbeds using the Demco hitch.
Jam Bolt Lock
See how the Proven Industries Jam Bolt Lock works to secure trailer couplers by replacing the standard jam bolt with a locking mechanism. This video covers installation and removal, showing how the lock prevents the coupler from being opened or detached from the hitch ball without the key.
GBX Bulldog Gooseneck Coupler Lock
Installation walkthrough for the GBX gooseneck coupler lock, engineered for Bulldog brand gooseneck couplers. This video demonstrates how the GBX provides a precise, model-specific fit that fully encases the coupler latch to prevent unauthorized release and theft of gooseneck trailers.
Model 2516-AS for Airstreams made in 2019 & Older
Installation guide for the Model 2516-AS on Airstream trailers manufactured in 2019 and earlier. The older Airstream coupler design requires a different lock fit than newer models, and this video walks through the proper installation to ensure complete coupler coverage and maximum trailer security.
Model GRB-78 for Bulldog or Ram Brand Gooseneck Couplers
See the Model GRB-78 gooseneck lock installed on Bulldog and Ram brand gooseneck couplers. This video covers the fit and locking mechanism for these popular coupler styles, showing how the GRB-78 fully encloses the release handle to prevent unauthorized unhitching of gooseneck and flatbed trailers.
Model 2516-B and Model 2178-B for Bulldog Style Couplers
Dual demonstration covering the Model 2516-B (2-5/16" couplers) and Model 2178-B (2" couplers), both designed for Bulldog style trailer couplers. This video shows how each lock fits the Bulldog coupler profile and secures the latch mechanism against tampering, cutting, and forced entry.
Model 2516-B2
Watch the Model 2516-B2 trailer coupler lock being installed on compatible 2-5/16" couplers. This video highlights the updated design of the B2 variant, showing how it secures Bulldog style couplers with a precision-machined fit that eliminates the gaps and vulnerabilities found in universal trailer locks.
Model 2517-D and Model 2517-D1
Installation video for the Model 2517-D and 2517-D1 trailer coupler locks, designed for specific 2-5/16" coupler styles. This video walks through the differences between the D and D1 variants and demonstrates proper installation on each compatible coupler type.
Model 2516 Trailer Lock Installation
Complete installation guide for the Model 2516, the universal 2-5/16" trailer coupler lock from Proven Industries. This video covers how to install the 2516 on trigger latch and thumb latch couplers, showing the full process from positioning to locking. The Model 2516 fits most major coupler brands and styles.
Latch Pin Lock
See the Proven Industries Latch Pin Lock demonstrated on compatible trailer couplers. This lock secures the coupler handle in the closed position to prevent unwanted decoupling. The video shows installation, fit across multiple popular coupler styles, and the high-security tubular pin lock core that comes standard.
Proven Disc Detainer Lock - FIXED
Follow-up video showing the updated and improved Proven Industries disc detainer lock core after refinements. This video addresses the changes made to the disc detainer mechanism and demonstrates the enhanced pick resistance and durability of the revised design across Proven Industries trailer locks.
