How to use "Triple Extension" to Increase Pitching Velocity! [3X Pitching with Top Velocity]
In this video Brent Pourciau of Top Velocity and John Madden of YouGoProBaseball talk about Triple Extension and 3X Pitching.
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In this video Brent Pourciau of Top Velocity and John Madden of YouGoProBaseball talk about Triple Extension and 3X Pitching.
source
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