Trailer Dolly, 300lbs Adjustable Height Dolly - 16.5/22in, 1-7/8" & 2" Balls

【High Weight Capacity】: Supports trailers and boats up to 300 lbs; designed for lightweight towing needs; ideal for maneuvering in tight spaces where vehicle use is impractical; constructed to provide reliable support for various hauling tasks. 【Universal Ball Mount】: Compatible with both 1-7/8-inch and 2-inch trailer ball couplers; offers versatile connectivity for diverse trailer types; ensures easy attachment and detachment without the need for additional adapters or equipment. 【Adjustable Height】: Features two height settings, 16.5 inches and 22 inches; allows for customization to match trailer tongue height; simplifies coupling and uncoupling processes; provides optimal towing angle. 【Pneumatic Tire & Stability】: Equipped with an 8.5-inch pneumatic rubber tire; provides excellent traction on various surfaces like cement, grass, and sand; wear-resistant and shock-absorbing for a smooth towing experience; promotes safe and stable movement. 【Portable & Durable Design】: Single-wheel folding design for easy storage and transport; constructed from high-strength carbon steel with a powder-coated finish; rust and corrosion resistant; provides long-lasting performance and reliability