Tow Tuff Adjustable Trailer Dolly Easily move most 2 wheeled trailers with a ball height that is adjustable from 15 3/8 to 24 3/8". 41 handle gives you additional leverage to make moving trailers a breeze The Adjustable Trailer Dolly can handle up to 600 lbs. of tongue weight, letting you use it for a wide variety of different trailers. Includes a 1 7/8 hitch ball for easy attaching Constructed of heavy-duty steel with a hammer tone, powder-coat finish, for a durable and reliable build The 10 flat free tires give the trailer dolly easy mobility and require no maintenance Patented, exclusive design is ideal for moving trailers easily; 1 year limited Manufacturer's parts warranty