Heavy-duty design allows compact and easy storage and transport of up to two complete volleyball systems…Compatible with any brand of 3", 3-1/2" or 4" outside diameter posts • Non-marking, 4" swivel casters • Bonus storage for net and padding • Durable, white powder coated finish • Reduces damage to posts and floor • Total width when loaded is 30", allowing transport through most doors • Eliminates multiple trips from storage to set up equipment • One-year limited warranty. Approx. shipping weight: 88#; Sm. Pkg. Ships Oversize