Jack McDonald
@JackMbmac
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Wilmu baseball alum | Former Hitting Coach/Recruiting coordinator RCSJ-Cumberland | @DrivelineBB Hitting Intern
Joined March 2014
The Yankees have cracked the offensive code but even MLB's most dominant offense could have ONE potential weakness that could derail October. A threadš§µ
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RT @Tstokey: Papi drill with an under load is a hell of a lot more challenging for most hitters than you would expect. Obviously the undeā¦.
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RT @brewerhendrix: In honor of the derby tonight. (Former) Pitchers can rake. Even earned a bonus ball, and put in an āoutā. Place is fun tā¦.
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RT @Elijah_Boyer7: čåå®ø (Kuo-Chen Fan) came into Driveline this past offseason and brought back a familiar version of himself to the @CPBL .ā¦.
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RT @jhirsh04: What worked for one hitter will ruin another hitterās swing. The most important thing hitters can do is learn how their swingā¦.
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RT @Elijah_Boyer7: Top @MLB Draft prospect @BrandonCompton_ getting in some work this past week. Iāve seen some pretty cool people swingā¦.
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RT @_Chrisleone: š HIGH PITCH POSTURE TIP š .Common issue: guys get into forward bend but overcorrect & lose ability to hit pitches up š« .Sā¦.
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RT @itsscottybruh4: Pulldown PR of 91.6 today! This time last year I could barely lift my arm to throw. Bat speed is also back up towards wā¦.
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BIG TUNA. Dude thrives off tough environments - great dude to work with . Gonna keep getting betteršŖ.
A couple clips from a great swing design session with @JackMbmac at @DrivelineBB. Grateful for the chance to train with great people and benefit from great resources.
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RT @gltman24: A couple clips from a great swing design session with @JackMbmac at @DrivelineBB. Grateful for the chance to train with greatā¦.
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RT @Justin_Sartori: The Geometry of Bat Path: Tilt, Angle & Direction.Most hitters focus on bat speed or attack angle. But bat pathāthe coā¦.
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RT @BrandonDim24: Goal: 105 mph Homer to LCFš.Environment: Lefty Angle SL.Drill: Step-Behinds.Implement: Underload.Result: Executed on theā¦.
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RT @DrivelineBB: What is the relationship between Launch Angle and Attack Angle? . Former Hitting Trainer and current Asst. Director of Hitā¦.
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RT @Mr_Tennis_Coach: The Constraints-Led Approach isnāt about letting players figure it out randomly. Itās about shaping environments wherā¦.
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RT @DrivelineBB: All-American. Buster Posey Finalist. Before his breakout year @NDBaseball ā 17 HR and a .348/.489/.743 slash line. @carsā¦.
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RT @ke1vinjones: June offensive highlights. Hit .416avg this past week. @BrandonDim24 @Elijah_Boyer7 @JackMbmac @jtmorris827 @cayden_huntinā¦.
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RT @BaseballAmerica: Dylan Rock, a first baseman for the Lexington Legends of the Atlantic league, could potentially accomplish something tā¦.
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