JBROX SPORTS LAB
ENGINEERING ATHLETIC DISCOVERY

A New Approach to Hitting Development

We design baseball training methods and tools that help athletes learn, adapt, and perform.

SPECIFIC TASKS.
EMERGING MOVEMENT.
ENTER THE LAB
THE APPROACH

Specific tasks.
Emerging movement.

We create training methods and tools that give athletes meaningful problems to solve. Instead of prescribing baseball swing mechanics, we explore what happens when the task or tool changes, and the athlete adapts.

Simple

We give athletes clear, specific tasks rather than overwhelming them with mechanical instructions.

Athletic

We observe how each athlete's focus on the task organizes their movements.

Discovery

We are interested in what athletes discover as they use different training methods and tools.

X SERIES

See it.
Square it.

We are currently developing and testing prototypes of a unique training bat designed to make our approach to athletic development simple, specific, and repeatable. Through continued experimentation, the X Series is taking shape as a new generation of training tools that help athletes discover movement through purposeful tasks rather than prescribed mechanics. Each configuration explores how the athlete, tool, and task interact around a specific ball-flight objective, while we study what movement and result emerges.

DRIVE X

Find the line.

A training tool configuration centered around a line-drive-oriented ball-flight objective.

Drive X trajectory

GAP X

Stay balanced.

A training tool configuration centered around a balanced ball-flight objective.

Gap X trajectory

FLY X

Launch the ball.

A training tool configuration centered around a more aggressive ball-flight objective.

Fly X trajectory
THE LAB

X Series Exploration.

We are testing how changes in the tool, the task, and the training environment influence what emerges. The goal isn't to prescribe one swing. It's to encourage athleticism and fluid movement.

INSIDE THE LAB

Choose how you'd like to participate.

The Lab is more than a place to train. It's a place to learn, contribute, develop, and help shape what comes next.

Sports Lab Experience

Learn Together
$199
4 Live Online Sessions • 2 Weeks
  • Real Time Group Instruction
  • 40 Minutes Per Session
  • Monday/Wednesday or Tuesday/Thursday
  • Specific Training Tasks
  • A Unique Hitting Perspective

Experience JBROX training with other athletes — moving beyond mechanical instruction toward specific tasks that help athletes develop more consistent movement and performance.

JOIN A LAB EXPERIENCE

Sports Lab Personal

Learn One-on-One
$399
4 Live Online Individual Sessions
  • Real Time Private Instruction
  • 40 Minute Sessions
  • Personalized Feedback
  • Flexible Scheduling
  • Video Review

Personal JBROX training — moving beyond mechanical instruction toward specific tasks, with individualized feedback throughout your development.

BOOK PERSONAL COACHING
COMING SOON

Sports Lab Create

Build the Future of Sports Lab
$599
Founding Member Access
  • Test Prototype Equipment
  • Exclusive Feedback Sessions
  • Influence Future Products
  • Receive an X Series Bat

Help shape the future of Sports Lab by testing prototype equipment, participating in exclusive feedback sessions, and influencing product development. Includes Sports Lab Experience online instruction.

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ABOUT JBROX SPORTS LAB

JBROX Sports Lab brings together experience, experimentation, and a different way of thinking about athletic development.

J.J. Brock

Co-Founder | Baseball Development
A former professional baseball player wIth 17 years of college and pro coaching experience, J.J. has coached 24 players who were drafted or signed professionally by MLB organizations. By striving to provide players with unique, effective instruction and tools to develop real, game-ready results, he helps hitters simplify their approach, build confidence, and compete with clear minds. An alum of the University of Notre Dame and Ohio University, his unique perspective on hitting also derives from an advanced knowledge of swing biomechanics from his masters thesis titled, "Throw the Hands for Bat Speed?" J.J. leads the virtual training sessions offered by JBROX Sports Lab.

Phil Margetts

Co-Founder | Product Development
With more than 20 years of carpentry and custom woodworking experience, Phil brings a unique combination of hands-on craftsmanship, technical expertise, and creative problem-solving to JBrox Sports Lab. His experience as a robotics technician for a systems integration company provided him an opportunity to work with complex machinery, manufacturing processes, and innovative technical solutions. Through his own custom woodworking business, he continues to turn ideas into functional, precisely crafted products. His ability to approach challenges from multiple perspectives makes him an integral part of the product development process and the ongoing evolution of JBROX training tools and equipment.
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