I have identified your hitting trainer as the best for proper upper-body swing mechanics. - Howard Nakagama, Scout, Chicago White Sox ; USA.
LASER PST
I will enjoy sharing your product, as I feel casting is the number one issue I see with youth players. - Jim, YouthBaseballTalk.com, Illinois; USA.
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"One of the Pony League teams, even though, not an elite junior team, are beating the elite middle school, baseball teams; they are using the Laser Power ST." - South Korea