Tarter Cattlemaster Hydraulic Chute.  Stand in one place to operate the tailgate, head gate, and squeeze function.  Removeable top and bottom panels.  The side panel opens allowing for another exit.  All you need is 110 Volt or 4 to 5 thousand watt generator.  96″ high.  53″ wide.  113″ long.  Inside working dimensions 66″ tall, 31″ wide, and 95″ long.  Powder coat paint finish.