Markwort – Softball Tightspin Trainer

Dominate the game; increase the spin on your pitches and the strikeouts will follow. The TightSpin Trainer Fastpitch Pitching Aid develops strength in your fingers, hands, wrists and forearms by utilizing resistance weight training principles so you can perfect your rise balls, drop balls, curveballs, screwballs and fastballs.

Durable, long lasting, and made of quality components; will NOT wear out (nobody has yet)
Used by more than 300 college softball programs, the Spintech TightSpin Trainer is the only fastpitch pitching aid endorsed by world-renowned pitching instructor Ernie Parker.