16`` Off Set - Shortbed Gooseneck Coupler - 4`` Sq.
SB316XL 4" square tube, 16" offset. Extra long coupler tube for flatbed trucks with recessed ball.
SB316XL HD - 4" square tube, 16" offset, extra long coupler tube, Heavy Duty plate.
Extended King Pin 4 1/2`` Sq - 56 lbs. - SB6
SB7 4" square down tube, 9" offset allows to pull a stock trailer with 5th wheel hitch