Round 9" extended king-pin (drilled for pin)

This King Pin adapter will allow you to pull your gooseneck trailer with a fifth wheel, either in a pickup or a semi-tractor. The SB5 has a 9" offset for pulling your gooseneck trailer with a fifth wheel in a short bed trailer. Includes a precision S.A.E. king pin with a 10" round bolster plate and durable black powdercoat finish. Precision made from heavy wall tubing and steel plate they are rated for 30,000 gross trailer weight.