For the do-it-yourselfer, CURT offers an entire line of towing fabrication components to supply you with the quality building blocks you need. These raw steel components are made from solid steel for maximum strength, and they come ready to be welded together in whatever form you need to get the job done. This CURT fabrication steel receiver tube features a gross trailer weight capacity of 5,000 lbs. and a tongue weight capacity of 500 lbs. It can accept any 2" x 2" shank and is equipped with a 1/2" reinforcing collar for extra strength.