It can happen so easily your cat only has to land in such a way that it causes an uneven distribution of weight & the entire cat tree starts to wobble & threatens to fall over. Now you can protect your cat from dangerous accidents. The cat tree wall bracket provides additional support & keeps the cat tree steady. The bracket is mounted between two sections or posts of a cat tree. It fits all cat trees using any screw with a diameter of 9mm or less. The Cat Tree Wall Bracket at a glance Available in two different lengths Made from metal Varnished Colour white Maximum diameter of screw 9 mm Fixing hardware (screws) are not included 3 holes to attach to the wall