Harper Trucks PJDY2223AO Nylon Convertible Hand Truck The product is 400LB Conv Hand Truck Locking Construction Means No Hardware To Loosen Or Corrode The product is manufactured in United States 400-Pound horizontal capacity, 300-Pound vertical capacity Converts in seconds from hand truck to 4-wheel dolly Built in stair glides Made in USA Frame Factory Assembled - Requires easy assembly of wheels and base plate