CURT 56226 Vehicle Side Custom RV Blade 7 Pin Trailer Wiring Harness for Select Nissan Frontier, Pathfinder, Xterra, Suzuki Equator couplers Cast yoke with poly torsion inserts tow bar 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 the cargo rack goes from a little over ten square feet of storage room to an impressive 16 square feet some automotive manufacturers design their vehicles to be easily equipped for towing by supplying a socket see the CURT application guide at curtmfg