Airball Grabber Basketball Rebounding Net System Designed to maximize basketball play and practice time by catching airballs.ft Promote basketball safety, reduce chase time, reduce damage to neighbors property and plants. The basketball backstop net is 10 feet wide and 14 feet high. For an average backstop of 54 inches in width, the Airball Grabber net will extend 33 inches beyond the backstop from side to side. Light weight basketball backstop net kit is fully installed in under 10 minutes.