CURT 58911 Custom Towed Vehicle RV Wiring Harness for Dinghy Towing Select Fiat 500 2 1 2" Shank 6" Rapid Hitch Fits select Chevy GMC reduce Fits select Chevy GMC long bed trucks with puck system (year range specific) Cast yoke with poly torsion inserts to suppress shock loads and reduce noise Fully articulating torsion head for controlled coupling and stable towing Lockable handle self resets to the ready to couple position after uncoupling Constructed with a cast steel main body for a more precise build High strength With their especially high towing capacity CURT RV harnesses are also built to provide long lasting operation brake lights and turn signals