Description: Premium Material: Our orbits for table tennis pitching machine is made of high quality material, durable, lightweight and long using time. Proper Size: The ping pong ball pitcher orbit holder is of the diameter is 15cm/5.91inch, height is 5.4cm/2.13inch, suitable for most robot pitching machine. Extended Orbits: The table tennis ball machine can hold 17 balls before adding orbit, then 20 balls capacity after add 1 orbit, 28 balls after add of 3 orbits. Easy Install: The table tennis machine fairway is simple using and install. Please notice that table tennis training machine and the balls are not included. Wide Applications: The fairway for table tennis ball pitcher is widely suitable for playing ping pong at home, park, gym, etc. Size Chart: Diameter: 15cm/5.91inch Height: 5.4cm/2.13inch Package Includes: 1 Table Tennis Batting Machine Orbits Note: Please allow slightly errors due to manual measurement and different monitors.