(3) Used adjustable Jack Posts. (2) Open up to a little over 60" plus the screw height, the other is shorter. Comes with two screws, two plates and a few pins. They are solid with some surface rust, screws need oil. All 3 for $140. (2) Solid adjustable building posts, with plates, pins, and screws. Opens from roughly 6' to 8' $200. Call 356-0824