Glass-Filled Nylon Plastic Frame is chemical, corrosion and rust resistant for longer life
Converts in seconds from 2 wheel dolly to 4 wheel cart - 600 lb dolly and 700 lb cart capacity (Product images illustrates both uses, but only one cart is being sold)
Heavy-duty 10" solid rubber wheels and 5" heavy-duty swivel casters
Three position telescoping handle, built-in stair glides for easy moving up or down stairs and curbs. Requires easy assembly of wheels and base plate


