Trailer King Pins from Buyers Products provide strength and reliability in coupling your fifth wheel. They are forged from AISI 8630 steel and heat-treated to maintain a hardness of 302-363 BHN and 150,000 PSI in ultimate strength. They're available in several weldable bolster plate thicknesses. An 8 hole bolt-on version is also available.
Forged, heat-treated steel construction for ultimate durability.
Fifth Wheel and Gooseneck Trailer Towing
RVs and Campers
Lawncare and Excavating Equipment Trailers
Car Haulers
Strong forged steel construction.
Heat-treated for toughness.
All king pins are 100% inspected and tested.
Made in the USA.