Feature:1. Wide Application: The trailer ball coupler is suitable for towing RV, boat, camper with straight trailer coupler, and fits 2.36in/6.0cm wide straight trailer tongues and 1 7/8in/4.76cm trailer balls.2. High Performance: Features 2000lbs load capacity and couple to any standard 2inch diameter trailer ball, and the trailer hitch coupler is delivered with an inside 1 7/8in ball head.3. Easy Lock: The towing ball coupler comes with a posi lock spring and adjustable nut on the inside, making it easily to be adjusted to make sure a snug fit on the trailer ball.4. Secure to Use: The posi lock latch mechanism of the trailer tongue coupler could accept a safety pin or coupler lock for enhanced security, making the towing more easier and safer.5. High Quality Materials: The hitch ball coupler is constructed from thick diecut steel with a zinc finish surface, which features excellent resistance to rust, more durable in use.Specification:Item Type: Trailer Ball CouplerMaterial: Steel + Zinc PlatedLoad Capacity: 2000lbsFitment:For towing RV, boat, camper with straight trailer couplerFit approx. 2.36in/6.0cm wide straight trailer tongues and approx. 1 7/8in/4.76cm trailer balls..Package List:1 xTrailer Ball CouplerNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.