Pole length: 470mm Trolleydiameter size: 165mm EASY TO MOVE: 5-piece trolley wheel set, 4 wheels trolley, 1 jack, very suitable for moving furniture, electrical appliances, etc. The universal wheel with a large contact area allows heavy objects to move, saving you a lot of time and energy, and avoiding accidents and injuries. SUITABLE FOR ANY FLOOR: The furniture mover and lifter kit has a thick and strong base, each furniture trolley has six universal wheels, which can withstand a single load of 500KG, ABS wheels Sturdy and explosion-proof will not damage your floor, this lifter helps you lift heavy objects! SAFE AND RELIABLE, EASY AND EFFORTLESS: This furniture dolly can be used on tables, crates, carry cabinets, couch, refrigerator, bookcase, pool table. Furniture, heavy machinery, large equipment, carpet rolls or storage boxes, etc. Whether it is a professional porter or a family member, it can be easily used in the home, warehouse, store, garage, or other industrial environments. HEAVY-DUTY JACK: lengthened and thickened heavy-duty jack: the jack is placed under the heavy object, it can be easily lifted without the help of others, and the four-wheeled furniture with 360-degree steering function is placed on the four legs of the tripod. Heavy objects/under the legs. Carry heavy objects. Even in daily use, the rolling trolley is still as good as a novice.