Generic Hitch Adapter Accessories High Performance Easy to Use Sturdy Convenient.Hitch Adapter can be quickly inserted into the hook receptor, welded square opening base, strong load bearing capacity1 Car trailer arm, 250mm long, square opening size 52mmx52mmHitch Adapter adopts square receptor opening and anti loosening screw design to ensure the stability of the trailer arm hookHitch Adapter is suitable for 2 inch receptor, suit for most bike racks and cargo brackets, suitable for towing RVs and other trailer accessories, not only to towing useHitch Adapter is made of iron, strong, wear resistant, and can be used for a long timeTrailer Hitch Adapter Quick Connect Square Shape Mouth. Trailer Hitch Receptor Adapter Trailer Campers. Trailer Hitch Accessories Parts Sturdy solid. Heavy Duty Iron Towing Hitch Receptor Easy Use. Multifunction Trailer Connection Sleeve RV Parts. [Anti loosening Screw Design]: Hitch Adapter adopts square receptor opening and anti loosening screw design to ensure the stability of the trailer arm hook [Product List]: 1 Car trailer arm, 250mm long, square opening size 52mmx52mm [Easy to Install]: Hitch Adapter can be quickly inserted into the hook receptor, welded square opening base, strong load bearing capacity [Applicable]: Hitch Adapter is suitable for 2 inch receptor, suit for most bike racks and cargo brackets, suitable for towing RVs and other trailer accessories, not only to towing use [Material]: Hitch Adapter is made of iron, strong, wear resistant, and can be used for a long time