Specification Color: Silver, Blue, Black Style: Minimalist Work Type: Mechanical Material: Steel Body, Aluminium Tube, Nylon Tire Surface Treatment: High-temperature Spray Paint Number of Pieces: 4 Each Load Capacity: 1300 lbs Retractable Range: 26-57cm/ 10.24-22.44in Tire Size: 4in Each Product Size: 57*64cm/ 22.44*25.2in Package Size (Each Package): 81*56*19.5cm/ 31.89*22.04*7.68in Net Weight (Each Package): 29kg/ 63.93lbs Gross Weight (Each Package): 30kg/ 66.67lbs Package Included 4* Ratcheting Wheel Dollies.