Gamma Scor-Post® Pro Keeping score is easy with the GAMMA Scor-Post® Pro. The Score-Post Pro uses tennis balls to score matches with standard scoring allowing for 3 traditional sets or an 8-game pro set. The Scor-Post® Pro ships with an all-metal support that attaches to the net post with quick release hose clamps for easy court change over (no tools needed). Scor-Post Tennis balls not included.