This portable basketball system from features a 54 in. Shatter-Proof backboard with a Quick Adjust height adjustment mechanism that adjusts from 8 to 10 feet high. It also includes a Classic Rim with an all-weather nylon net and a 3 in. diameter round high-strength steel pole. With a 31-gallon portable base, this system can easily be moved to a desired location. So bring the arena to your home with a residential basketball system. Steel framed backboard. Adjust height using the unlimited crank system. Base fills with 34 gallons of water or sand for stability. The base is wheeled (2) for easy portability. Designed for indoor and outdoor residential play. Tested to ASTM standards for quality assurance. nbsp; All parts and tools for assembly included. Portable basketball hoop.