... balanced system product. we have normal truck tail lift,aluminum alloy lifting tailgate,foldable aluminumplate,and lifting platform ... for bus wheel,etc.various panel sizelifting weight: from 1000 to 3000 kgsself weight: 320,460,540,620panel working angle ... customer, we developed aluminumalloy tailgate independently,it features light weight,high strength,good rust andcorruption-proof function and nice ...