Weight Capacity
The weight capacity of hydraulic air bottle jacks is the amount of weight that the tool can lift without any problems. Bottle jacks come in different weight capacities and are usually marked in tons. You should use a jack that corresponds to the weight of the vehicle. Remember that the bottle jack supports only 60% per cent of vehicle weight. That means that a 2-ton bottle jack can lift a 3-ton car.

Lifting Range
Next thing to think about is the lifting range of the bottle jack. It is essential to check how high the bottle jack can lift corresponds to your needs. Commonly, bottle jacks lifting range varies from 9 to 18 inches.

Material and Quality
Another critical factor is the material used in making the bottle jack. Both the body and the base of bottle jack should be made from durable and sturdy materials. The bottle jack should be able to withstand the pressure from lifting and holding heavy vehicles. A good quality bottle jack is made of a combination of iron and alloy steel of high quality. Also, pay attention to the quality of welds of the different parts of the tool.

Hydraulic or Pneumatic
Bottle jacks come either with the hydraulic or pneumatic mechanism. Some brands offer a combination of both. Choose one that is more suitable for the type of job that you do.

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