Loaded with special features, the Auto Deluxe Pet Gate is just what you need to keep your pet safely contained. The gate door closes and locks automatically with the upper/lower locking system, but it can also remain open at 90 degrees so you can move freely from room to room. The specially designed threshold fits securely over the bottom bar, while the tension mounts attach securely to the doorway or hallway. The Option Frame Set gives you an extra 3.5" width. Measures 27.2-33.9"W x 2"D x 32.7"H; recommended for pets 17-44 lbs. Shipped directly from manufacturer.