Tennis Equipment

Tennis Ball Machine,Stadium Training Accessories,137 to 187cm Adjustable,Non Electric,for Beginners Teaching and Training(Without extra track) ADJUSTABLE HEIGHT 137-187CM : The tennis ball drop machine can drop balls at a height of 137cm to 187cm, so you can adjust the appropriate height to suit your wants, you can adjust the ball's rebound height, for forehand practice, backhand practice,... Tennis Ball Machine,Stadium Training Accessories,137 to 187cm Adjustable,Non Electric,for Beginners Teaching and Training(Without extra track)