Bownet 4-Seam Flat Spinner Pitchers Trainer Ball BN-FP 4-SEAM SPIN
The Flat Spinner is perfect for pitchers of all ages looking to develop their spin. The
4-Seam Flat Spinner is a pitcher’s training aid that helps improve grip, develop spin, and increases overall pitch control.
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Raised Seams
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Real Leather cover softball with flat sides to focus on spinning the ball.
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The black centerline is used to indicate correct spin and rotation on every pitch.
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