Model 2178 (Fits 2'' and 1 7/8'')
(IN STOCK - READY TO SHIP)
Model 2178 is our most popular trailer coupler lock because
it fits the most amount of coupler locks on the market. From an "A-frame"
coupler, to a straight bolt-on style trailer coupler, Model 2178 fits them both and
will provide the most secure trailer coupler lock available.
Designing the best coupler locks is not an easy task. We pride ourselves on producing a "glove like" fit coupler lock. Rest assured that Proven Industries trailer lock products will leave you with simply the best coupler lock on the market. In addition, no other trailer coupler locks can secure your safety chains.
Trailer coupler lock model 2178 may not fit all trailer couplers. Please look at trailer coupler lock index pictures below, if you do not see your trailer coupler pictured please fill out contact form to ensure you will get the correct trailer coupler lock.