Hitting Jack-It Youth Baseball Trainer, 5-Ounce
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Make sure this fits by entering your model number.Easy to Use; Quickly develops bat speed and powerHit LIVE Batting PracticeIncreases Ball Exit SpeedGives you more confidence as a hitterStrengthens hand and forearms
상품설명
The Hitting Jack-It Training System is the ONLY variable weighted hitting training tool that is used for any hitting drill, including live batting practice. The patented product helps to develop proper swing mechanics, increases bat speed, strength, and power. The Hitting Jack-It is an official Authentic Collection Licensee of Major League Baseball Properties and is used by all 30 MLB teams and countless MLB players and other players of all levels.
Make sure this fits by entering your model number.Easy to Use; Quickly develops bat speed and powerHit LIVE Batting PracticeIncreases Ball Exit SpeedGives you more confidence as a hitterStrengthens hand and forearms
상품설명
The Hitting Jack-It Training System is the ONLY variable weighted hitting training tool that is used for any hitting drill, including live batting practice. The patented product helps to develop proper swing mechanics, increases bat speed, strength, and power. The Hitting Jack-It is an official Authentic Collection Licensee of Major League Baseball Properties and is used by all 30 MLB teams and countless MLB players and other players of all levels.
2019-03-29 05:29:36