Specifications Color: Grey Material: Magnesium-aluminum Alloy, Rubber, Nylon, Carbon Steel Process: Die-casting Process Loading-bearing Capacity (Single One): Greater Than 3T/6613 lbs Suitable Groove's Size(Length*Depth): 400*50mm/15.74*1.96inch Gross Weight: 15.8kg/34.83lbs Single Net Weight: 4.3kg/9.48lbs Single Product Size: 40*40*5cm/15.74*15.74*1.96inch Package Size: 48*41.5*12cm/18.89*16.33*4.72inch.
