How Trailer Couplers Work Comprehending the system of trailer couplers is vital to making sure a secure link. Generally, couplers get the job done by clipping onto the hitch ball on the towing vehicle. The coupler's locking mechanism, irrespective of whether it's a handwheel, lever, or toggle, secures the link. https://types-of-trailer-hitch-co80009.p2blogs.com/26841759/little-known-facts-about-types-of-trailer-hitch-couplers