Take the guesswork out of racking balls for your 8 ball game with the Sardo Tight Rack. This unique invention quickly, easily and consistently racks balls perfectly and fairly each time. The directions are simple you place the balls in the rack as directed, execute one quick downward motion and you have the tightest rack possible. This system comes with an easy to use template for marking placement dots on cloth 150 just align the pointers on rear of rack with two dots on cloth surface to ensure the rack is squared and centered each and every time. What could be easier