Mårten Fredriksson

With a B.Sc. in Sports Science, Mårten Fredriksson is the Chairman and a co-founder of Exxentric.

Mårten studied at the Swedish School of Sports and Health Science in Stockholm (GIH), He graduated in early 2000 in Sports Science with a focus on ice hockey and Physical Education.

After his studies, he was then recruited to the Laboratory of Applied Sports Science at GIH, where he for 10 years coordinated education and research.  As well during this time, he worked as a lecturer for the Coaching programme and the Health science programme.

Mårten has worked within ice hockey for 15 years and also participated at eight world championships and two Olympics as the strength & conditioning and tactical coach.

At Exxentric, Mårten likes to focus on engaging with clients active with seniors and emergency services.

See also

To read Mårten’s blog posts, see our news page.


You can get in touch with Mårten via our contact page or contact him directly via email.


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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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