Find a coupler that will finally support your trailer with the Adjustable Round Gooseneck Trailer Coupler from Bulldog. The heavy-duty round gooseneck trailer couplers are quick and easy for everyone too install strong and secure on the road. Featuring an easy-grip locking handle this piece of equipment is accessible from any position even with a glove on. The self-centering locking plate will correct itself if the ball is missed by more than 1 inch to save time. With this premium adjustable coupler it allows trailers to be towed with vehicles equipped with a 5th wheel hitch. Constructed from heavy-duty materials this efficient gooseneck trailer coupler ensures superior strength and durability. This round coupler measures 11 inches long 26 inches wide 14 inches tall has 4 holes and features dual set bolts and an exclusive load bearing pin. Optimize your towing capabilities with the Heavy-Duty Adjustable Round Gooseneck Trailer Coupler from Bulldog.