The RODAC PLATINUM pneumatic hydraulic bottle jack offers a 20 ton load capacity, 10 1/2" to 20 1/2" lift and 3 5/16" extension. This bottle jack features a high speed pump for effortless efficiency, a welded cylinder and tank for strength and durability, and an automatic return spring for ease of use. Its 1/4" quick connect makes it easy to move and operate remotely and the built-in bypass is ideal for protecting the hydraulic system from over pumping.