3-D Printable Pet Door

This is a pet door for use inside the house for cats, small dogs, etc. It's great for allowing a small pet to escape a larger one or to keep larger pets from eating their food. The opening size is 7.75" high by 6.5" wide (196mm x 165mm). All parts can be printed except for a short length of coat hanger wire to act as part of the hinge. The door swings freely in both directions but you can install magnets at the bottom to limit its swinging. Recommend mounting the door 3 to 4 inches above th