... normal truck tail lift,aluminum alloy lifting tailgate,foldable aluminumplate,and lifting platform for bus wheel,etc.various panel sizelifting ... 850,900,1000Applicable carriage height: 700--1550,1200-1550average lifting speed: 60-8-mm/secondoil: 32/46 wearable ... customer, we developed aluminumalloy tailgate independently,it features light weight,high strength,good rust andcorruption-proof function and ...