1Strong Tensile Strength: The trailer's dual hook receiver is made of alloy steel material, with a rated traction force of up to 4000/400 pounds Gtw/Tw, which is not easily damaged or broken, and can be used with confidence. 2Multifunctional Application: The upper opening can be used to install bicycle brackets, trailer storage baskets, etc., while the lower opening can be used to install trailer arms, connect Rv and yacht trailers, etc; You can also install bicycle racks, trailer storage baskets, etc. 3Widely Applicable: This dual hitch extender has a square mouth size of 2 inches and can be used for trailers, trailers, RVs, etc. It is compatible with most 3/4 level hitch receivers. 4Black Coating: The trailer's dual hook receiver is made of durable black powder coating , which is super rust resistant, waterproof, and has a long service life. 5Compact and Portable: The trailer's dual hook receiver measures only 16.93 x 8.78 inches in size and weighs 16.86 pounds. It can be carried on the vehicle at any time without any burden and is very convenient.