Trailer King Pins | Buyers Products

MODEL: Buyers Products BKPT809B, KP20025, KP20031, KP20038, KP20050 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. Optional King Pin Lock Available - Click Here Part # Description Material Bolster Plate Thickness Bolt/Weld on BKPT809B 2 Inch Forged SAE Trailer King Pins With 1/2 Inch Bolster Plate - Bolt On Forged Steel 0.500 " Bolt On KP20025 2 Inch Forged SAE Trailer King Pins With 1/4 Inch Bolster Plate - Weld On Forged Steel 0.250 " Weld On KP20031 2 Inch Forged SAE Trailer King Pins With 5/16 Inch Bolster Plate - Weld On Forged Steel 0.312 " Weld On KP20038 2 Inch Forged SAE Trailer King Pins With 3/8 Inch Bolster Plate - Weld On Forged Steel 0.375 " Weld On KP20050 2 Inch