1.超大气囊提升机构Super airbag lift;
2.适用于机械悬架提升， 可一三轴提升Used for lifting mechanical
suspension, can lift the First or Third axle；
3.匹配圆轴或方轴Suitable to the round or square axle；
4.节省油耗，减少轮胎磨损Save fuel consumption, reducing tire wear；
5.适用于半挂车和卡车Used for semi-trailer and truck
