18" x 2" Towing Hitch Receiver Tube 5000 lbs Square Weldable Max. weight capacity: towing weight 5000 lbs. and Tongue weight 500lbs Weldable Durable steel construction with rust-resistant, powder-coated finish 5/8" diameter hitch pin hole Special powder-coat finish over electroplating layer provides superior resistance to rust and corrosion 2" hitch receiver x 18" long tube