The Air Conditioner Support Bracket by Frost King is a 13-inch adjustable anti-slip shock-absorbing mat designed for through-the-wall/window air conditioners. Made of steel and rubber, this white bracket features adjustable legs and a non-slip rubber pad for added stability and durability. It can support up to 85 lbs and is compatible with 5000-10000 BTU window AC units. The ACB80H model is a versatile option for mounting your AC unit securely on the wall or window, providing a stable and shock-absorbing support system for your cooling needs.