Hardened reinforced hitch pin locations. Designed for up to 12' campers. Industry Exclusive, Patented Lateral support safety chain assemblies. Both the SuperHitch frame mount receiver and the SuperTruss receiver extensions use Industry standard 2" x 2" ball mounts. The Super Hitch Extension has six main components. (1) upper receiver tube, (1) lower compression tube, (2) collors (which hold the (2) tubes together) and (2) lateral tension safety chains and turnbuckles. It is mandatory to have all components in use when towing. For measurement guide, press "Product Overview"

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov