Quickly maneuver trailers weighing up to 600 lbs. using a trailer dolly instead of relying on an available vehicle. Great for boat trailers, utility trailers, jet ski trailers, PWC trailers and more! Simply load the trailer onto the 1-7/8" hitch ball and dolly around with the padded ergonomic handle. Each trailer dolly features heavy duty 11" all-terrain pneumatic tires, allowing the dolly to be rolled around with the trailer. Some assembly is required prior to use. Made with heavy duty steel construction, finished in a smooth black powder-coat. Maximum 600 lb. GTW (Gross Trailer Weight), 100 lb. TW (Tongue Weight). 600 lb. Trailer Dolly 1-7/8" Hitch Ball for PWC & Utility Trailers Max 100 lb. Tongue Weight * Great for quickly moving boat trailers, utility trailers and jet-ski trailers weighing up to 600 lbs. - Maximum 100 lb. tongue weight. * 11" All-terrain pneumatic tires * 1-7/8" hitch ball with a 3/4" shank * Quick to assemble and easy to use * Heavy duty steel construction with a black powder-coat finish