Markwort Perfect Circle Pitcher's Training Aid
Markwort Perfect Circle Pitcher's Training AidP-CIRCFree ShippingAn arm position too far from the thigh at the bottom can cause many problems, including control problems, lack of speed, undue stress to the shoulder socket and more.Teaches proper placement of the hand in the release zone.Excellent pitching aid for basic mechanics or advanced pitching mechanics such as fast ball, change-up, drop ball, screw ball, rise ball, and curve ball.With instructional CD and carrying case.Developed by ASA certified/former collegiate pitching coach Mike Fairchild.Free Shipping!!!