There isn’t much that you won’t be able to lift with this Super-Duty 2-Stage Air Hydraulic Axle Jack – Heavy Duty Trucking, Agricultural, Construction, Military, and even Aircraft. American Forge & Foundry’s 549SD 80-50-Ton 2-Stage Air Hydraulic Axle Jack does it all! Features include industrial technology piston head seal design, extra long handle with three locking positions, integral descent metering, single piece base construction, double-polished chrome pistons, air-assisted lowering speed, and built-in overload safety valve. Includes saddle adapter and two extensions 1.75″ and 3″.