... Max height:450mm air pressure:5-10kgs Air Jack Specification1,Lift Weight:2500kgs2,Gasbag Diameter:250mm 3,Airbag Burst Pressure:3 ... Reached 2.6MpaAir Jack Warranty: 12 months,We only warranty for air jack values, not including rod, air bag,wheels.Please ... heavy duty weight on these two parts, we not responsible for the break becuase of above two reason.Air Jack wheels ...