"My forearms and hands are free to move, while stopping my elbows from flying around." - Boston Renegades, Beep-Ball; USA.
LASER PST
"I finished the Laser Power ST training and checked the bat speed, swing time, and handle speed. Noticeably all of the records improved." - South Korea
LASER PST
I have identified your hitting trainer as the best for proper upper-body swing mechanics. - Howard Nakagama, Scout, Chicago White Sox ; USA.