Thompson Center Super 14, .223 cal. single shot pistol.  Serial #117126.  Very good condition.  12" barrel has very good bore - fitted with muzzle brake.  Barrel has 98% high polish blue with a little rust under the top rail on the left side.   Rear sight is missing. 98% blue on receiver, mountain lion etched scene.  Tasco Pro-Point red dot glass works fine.  TC walnut grips are very good with several light hits.  Gun locks up tightly.  Neat handgun varmint rig!