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Trend Sports Heater Dimpled Poly Machine Balls. Heater machine balls are the most accurate ever developed. Heater balls are regulation size and weight baseballs, and come in optic yellow for optimum visibility. These balls are perfect for use with the Heater line or your existing machine.
Trend Enterprises Heater Pitching Machine Baseballs 12 - HTR29PMB
$29.99 - $41.99