トレーニングドリル
Jump Turn
標準ドリル
Coach Rick Strickland provides insights on how to improve your Time to Contact using the jump-turn drill and real-time feedback from the Blast Baseball app / sensor.
標準ドリル
Coach Rick Strickland provides insights on how to improve your Time to Contact using the jump-turn drill and real-time feedback from the Blast Baseball app / sensor.