Features: 3.Number of product sections: 3 sections; Applicable to: 20-inch trolley case; Load-bearing: 20-30KG/44.09-66.14LBS4.Made of sturdy plastic and aluminum alloy, not only but also beautiful.5.Used to replace old or damaged luggage trolley instead of buying new luggage.6.Can be used as a trolley for guitar speakers.7.Includes rubber hammer, wires, screwdrivers and other necessary accessories for easy installation.Specifications:Number of product sections: 3 sectionsApplicable to: 20-inch trolley caseLoad-bearing: 20-30KG/44.09-66.14LBSMaterial: Plastic & Aluminum AlloyColor: BlackBrand name: BQLZRSize:Tie rod fixed length: 620mm/24.41inchStretchable length: 440mm/17.32inchTop cover width: 180mm/7.09inchTop cover height: 110mm/4.33inchBase width: 320mm/12.6inchRod inner width: 120mm/4.72inchRod outer width: 170mm/6.69inchOverall length: 1060mm/41.73inchWeight: 1450 gPackage include:1 x Luggage Trolley1 x Leather Sewing Waxed Thread Cord1 x Dual Head Hammer