Petsafe Staywell Replacement Flap for 300/400/500 Series Pet Doors
Why replace the entire door when you can replace the flap on your Staywell 300/400/500 Series Pet Door and it will be good as new! Staywell Deluxe Manual 4-Way Locking Cat Flap (300 Series). Staywell Deluxe Magnetic Cat Flap (400 Series).