Plastic Dolly with Rubber Ends is steel reinforced high impact polypropylene construction. Nonporous surface doesn't split, break, rust or become weak. Rubber pads on dolly prevent slipping. Steel reinforced construction for added strength Features high impact polypropylene for optimal use Nonporous surface doesn't split, break, rust or become weak Rubber pads on dolly prevent slipping All measurements are approximate. Slight variations, tolerances or changes may occur at any time. Weights shown are approximate shipping weights. Plastic Dolly Rubber Ends Model Image PDF Deck Size(WxL) Uniform StaticCapacity (lbs) WheelSize DeckHeight Wt.(lbs) PDOC-1830 18"x30" 1,000 3"x1-1/4" 5-1/2" 14 KEY: = Approval Drawing -- = Warranty -- = Testing Certificate