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Increase your strength training effectiveness

Flywheel Training

Whether your goal is to get an edge on your athletic performance, prevent or rehabilitate an injury or improve your general health and fitness, flywheel training with Exxentric gives you a number of advantages.


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What Makes Flywheel Training Unique

Increases your strength training effectiveness

It increases the effectiveness by applying the inertia of a flywheel instead of simple gravity to create optimal resistance.

Improves performance & rehab

It improves the efficiency of training programs while lowering the total costs as compared to alternatives.

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Strength & Health Benefits

Standard and advanced training methods

Exxentric gives you opportunities to perform effective standard exercises as well as advanced methods for eccentric, concentric and isometric training.

Advantages over traditional training

The resistance is variable and unlimited. Eccentric overload can easily be achieved as well as mobility, ergonomic and economy.

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Our product family

Designed for Multiple Applications

Exxentric products are being used by athletes and therapists for a wide range of flywheel training applications. From its initial break-through in performance sports to recent years, personal trainers have discovered what flywheel training and Exxentric products investment can do for businesses in Health & Fitness.


kBox4 Active

Our entry level model for the serious personal trainer or demanding home user. The perfect tool in strength and rehabilitation at our lowest price point.

  • Entry Level Model
  • Holds 1-2 Flywheels
  • kMeter Compatible
  • Weighs 15 kg
  • Starting at €1 410 / $1 635
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kBox4 Lite

Offers the lowest weight and best portability which makes it perfect for frequent travel without compromising the training.

  • Enhanced Portability
  • Holds 1-4 Flywheels
  • Built in kMeter
  • Weighs 9.5 kg
  • Starting at €2 300 / $2 665
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kBox4 Pro

Our premium kBox model with the greatest versatility and largest performance area. It’s ideal for sports teams, premium fitness clubs and physiotherapy facilities.

  • Largest Performance Area
  • Holds 1-4 Flywheels
  • Built in kMeter
  • Weighs 15.5 kg
  • Starting at €2 990 / $3 465
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The kPulley2 is the ideal horizontal solution for improving strength by offering flywheel training for rotational and pull exercises.

  • Horizontal Model
  • Holds 1-2 Flywheels
  • Built in kMeter
  • Easy to assemble
  • Starting at €1 890 / $2 190
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Try before you buy

Find an Exxentric Product Facility Near You

Your satisfaction as an Exxentric customer is our highest priority. Why not try out an Exxentric product before you invest in the equipment, click here to discover all the resellers in your area!

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News blog

Latest news

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About us

Exxentric was born out of a real need

Exxentric AB is a company developing innovative, science-based training equipment and methods for strength and conditioning, including the kBox, and the kPulley used by performance coaches, personal trainers and physiotherapists worldwide since 2011.

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