Transform Your Game. With Golf-Specific Flywheel Training.
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Increase the power of your swing, enhance wrist precision and stability, and prevent or rehab injury with variable resistance, eccentric overload, and golf-specific movement freedom!
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Jamie Grieves
TPI Fitness Level 3 Certified Golf S&C Coach
“Train max strength + power, that’s transferable to your golf game, in a very space efficient way”
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John Novosel
World-Renowned Golf Swing Coach
“The kBox is an incredible tool to train the lower body for golf!”
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Mike Carroll
Golf Strength and Conditioning Coach
“Flywheels are amazing. Whatever force you put into the concentric phase is returned on the eccentric”
A Stronger Golfer – Is a Better Golfer
Too many golfers overlook the overall benefits of strength and power training. When skill is paired with targeted strength, it elevates every aspect of your game – creating swing power and club speed, improving precision, and preventing nagging injuries.
When choosing Exxentric devices to enhance your golf game, you gain the edge of training how you play – swinging, gripping, and strengthening sport-specific actions with maximal carryover, an intuitive learning curve, and unmatched training flexibility.
Train Better. Play Better.
Discover Why Elite Golfers Choose Flywheel Training.
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Rotational Movement
Safely load a wide range of rotational movements and build the explosive power of your swing with maximal carry-over and specificity -
Variable Resistance
Self-adjusting variable resistance lets you focus on building explosive power through perfectly loaded reps that ensure maximal efficacy and safety -
Wrist and Grip
Eccentrically and isometrically develop forearm, grip, hand strength, and wrist stability that will enhance swing power and precision while preventing injury -
Lower Body Strength
The kBox lets you build an unshakeable foundation of lower body strength without needing to perform complex and needlessly injury-prone barbell movements
Transform Your Swing. With Our Rotational Guide.
Build the Foundation with the kBox
The kBox line gives golfers access to all the benefits of heavy compound training with none of the usual drawbacks
Max Strength, Max Safety
Safely implement heavy strength training with exercises like harness squats – maximizing foundational strength without straining the lower back and minimizing risk of injury.
Swing Power and Club Speed
Thanks to variable resistance, the kBox directly develops your club speed and power by letting you train every squat, twist, or pull with maximal power and acceleration.
Golf-Specific Movements & Drills
Like adding rotations to Zercher squats – the kBox offers unique opportunities to combine heavy strength training with maximal sport-specific carryover.


Create New Possibilities with the kPulley
Master every training angle, add variation, and elevate upper-body development with the kPulley line.
Horizontal Plane
Round out your rotational power by twisting, pushing, pulling, and swinging in the horizontal plane.
Maximize Upper Body Development
Target the triceps, shoulders, and chest for bulletproof joints, unshakeable upper body stability, and improved swing power.
Golf-Specific Movements & Drills
Take advantage of adjustable heights and angles to perfectly replicate differences between in-game actions like drives or chips.


Bespoke Systems. Tailored to Golfers
Bespoke Systems.
Tailored to Golfers.

kBox Rotational Sports System
$ 2,255

kPulley Rotational Sports System
$ 2,080

kBox & kPulley Rotational Sports Combo
$ 3,790