Buyers Products Forged Trailer Kingpin 2" Forged Trailer Kingpin -2" SAE Kingpin-Maintains hardness of 302-363 BHN-150,000 P.S.I. in ultimate strength-Must be replaced if worn in any area more than 1/8"-Bolster plate thickness 0.38"Buyers... MSRP: Was: Now: $61.75
