
Standard king-pin with 10" round bolster plate fitted to 18" long 4" rnd. (GN5), 4 1/2" sq. (GN6) or 4" sq. (GN7) extra heavy wall tube. Pull your gooseneck trailer with a pickup or semi-tractor.
Missouri Residents - 5.475% sales Tax will be added.
All prices include Free UPS Ground Shipping to the lower 48 States.
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Gooseneck to King Pin Adapter
Pull your Gooseneck Trailer with a Pickup or Semi-Tractor
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GN5 4" Round for trailers with 4" round coupler stem
GN6 4 1/2" Square
for trailers with 4 1/2" Sq. coupler stem
GN7 4" Square
for trailers with 4" Sq. coupler stem
GN5 has 7/8" holes thru both sides
GN6 has 1" holes thru both sides.
GN7 has 1" holes thru both sides.
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9" Extended King Pins SB5 4" Round for trailers with 4" round coupler stem SB6 4 1/2" Square for trailers with 4 1/2" Sq. coupler stem SB7 4" Square for trailers with 4" Sq coupler stem SB5 has 7/8" holes thru both sides SB6 has 1" holes thru both sides. SB7 has 1" holes thru both sides.
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Standard S.A.E. king-pin with 10" round bolster plate fitted to 18" long square or round tube. Durable Black powder coat finish. Fits standard gooseneck trailer coupler tubes.
Allows Gooseneck Trailers to be pulled with Semi-Tractors. 30,000lb Trailer Rating.
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