Improve Event Performance. With Exxentric Devices.
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Offering true variable resistance and eccentric overload – Exxentric flywheels will improve the power of your Olympic lifts as well as your conditioning and endurance.


A Stronger Crossfiter – Is a Better Crossfiter
By harnessing the endless and variable rotational energy of a flywheel – Exxentric devices offer resistance that is uniquely suited to metabolic conditioning, movement freedom that lets you directly target event performance, and a capacity for eccentric overload that allows for more effective muscle growth and power development.
Whether you are looking to bring up your metabolic conditioning, improve power with variable resistance, or supercharge your accessory movements with eccentric overload – Exxentric flywheels are a perfect addition to your base event training.
Train Better. Perform Better.
Discover Why Elite Crossfiters Choose Flywheel Training.-
Variable Resistance
Variable resistance automatically adjusts to each muscle group – letting you directly target sticking points in your competition lifts.
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Metabolic Conditioning
Training against variable resistance is like performing an infinite drop set – letting you push you movement specific conditioning to new levels. -
Track Performance
Use our industry-leading kMeter feedback unit to track power output, auto-regulate training, and identify weaknesses in real-time.
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Prevent Injury
Deload the spine with our wide range of training accessories and safely work around or rehab injuries with variable resistance and eccentric overload.
Build the Foundation with the kBox
The kBox line lets you build foundational strength and conditioning that transfers to competition.
Max Strength, Max Safety
Safely implement heavy foundational strength training with exercises like harness squats – maximizing quad strength while minimizing axial loading and fatigue.
Explosive Power
Thanks to variable resistance that adjusts to user input, the kBox can directly develop both max output and endurance by letting athletes train ballistic power as well as metabolic conditioning.
Eccentric Overload
Seamlessly add the strength, power, hypertrophy, and injury-prevention benefits of Eccentric Overload to squats, hinges, pulls, and presses for stronger and safer event training and competition!


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 core and back training by twisting, pushing, pulling, and swinging in the horizontal plane.
Maximally Portable
Take your training with you with the ultra-compact kPulley Go. Pack a backpack and take strength with you.
Enhanced Training Efficiency
Simplify loading and supercharge your accessory work by performing rows, curls, extensions, raises, and rows with variable resistance.
Our Systems. Hand-selected for Crossfit.
Our Systems.
Hand-selected for Crossfit.

kBox Ultimate System
$ 2,949

kPulley Ultimate System
$ 2,670

kBox & kPulley Ultimate Combo
$ 5,184