The 9594 mounting bracket can attach to a wall, pole, or roof top. To get your rim to a regulation-height level, you need at least 10.5 feet above the ground to where you mount this bracket. If attaching this bracket to an existing pole, the pole needs to be a 3.5 inches in diameter. If attaching this bracket to a wall or roof, the lag bolts that go into the wall or roof are not included. You will need to go to a local hardware store and get the appropriate lag bolts for whatever material your are mounting this bracket to.