Move from gate to gate with no need to line up center of gate opposite the opener. Drive shaft angles 20 degrees in all directions. Telescopic shaft can be supplied in any extended length. Opener rides on customer-supplied I-beam and can move along with traveling gate sockets. Quiet, non-impacting turning action with 1,800 ft./lb. torque. Motor 2 hp. Air requirements: 70 cfm @ 80 psi using 3/4 inch air hose. All controls provided including lubricator and filter.