This air and hydraulic bottle jack is designed for heavy-duty lifting with a 20 ton capacity for vehicles and equipment such as box trucks, RVs, pickups, and SUVs. It supports both pneumatic and manual operation, giving you flexibility in the shop or out in the field. The lifting range of 10.2" to 19.5" with a 2.6" adjustable screw helps handle different clearance needs. Built from cast iron and carbon steel, it is made for durable performance in demanding conditions.