Furniture Movers with Wheels & Lifter Set, 360° Rotation Wheels Dolly, 660 Lbs Capacity, for Moving Heavy Furniture, Refrigerator, Sofa, Cabinet. Connectable Dolly: 4 3/4"x4 3/4"x 2" ;Each Dolly - 165 LB Load Capacity, One Set - 660 LB Load Capacity.
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