... anti-aging 2.Good air tightness 3.Safety and reliability 4.High shock absorption ARD heavy objects lifting movement and ship ... of ARD Airbags :1.High strength,anti-aging 2.Good air tightness3.Safety and reliability 4.High kneadingThe structure of ARD ... .4 ton1.8m0.4mpa0.8m22.5 ton18 tonAir lifting bags ,ship airbag ,salvage ,lift ,lifting ,airbag ,pontoon ,floating pontoon,salvage ,ship airbag ...