Vintage MIRRO-MATIC 4Qt Pressure Cooker 394M Made USA Aluminum.  Included pot, lid, gasket, jiggler.  Please see pictures for condition and details.  No cracks in the gasket.  Jiggler has settings for 5, 10 and 15 lbs.  Pot has a white mark on the outside of it opposite the handle that looks like something rubbed on it and left a mark.