This heavy duty moving dolly saves your back when transporting heavy boxes, moving furniture or handling other big items such as car engines and heavy metal up to 1,300 lbs (4" TPR Caster) or 1,200lbs (3" TPR Caster) Carpeted surfaces protect finishes on your items. Features include non-marking, soft-rubber swivel casters and a heavy-duty hardwood frame for added durability. Capacity: 3" TPR Casters - 1,200 lbs / 4" TPR Casters - 1,300 lbs Non-Marking TPR (Thermoplastic Rubber) Casters Carpeted surfaces protect finishes on your items Best Used For: Professional Movers Automotive Industry Assembly Construction Material Handling Refuse Handling Landscaping