Markwort Rotor Twin Replacement Baseball w/Connector Arm

Markwort Rotor Twin Replacement Baseball w/Connector Arm

$48.40
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Markwort Rotor Twin Replacement Baseball w/Connector Arm

BALLARM
 
 
FREE SHIPPING!!   This item is now one piece.
 
 
 
  • Part for Markwort Rotor Twin.
  • Two baseballs are attached to one arm.

 

You will know exactly if you hit the ball - Proper swing results in the balls spinning like a top; improper swing results in erratic spinning.