About Frederick Concepts
                                                        "I believe the Extreme ab                                                               & arm wheel has                                                                         performance implications                                                           for a range of sports and                                                             utilities that rely on core,                                                             upper body, and arm                                                                   strength, from boxing,                                                                 MMA, football, basketball, baseball, track and field,swimming, wrestling, to enhancing arm strength and stability for target practice and hunting." 
-Ken Frederick,
Inventor of Extreme Ab & Arm Wheel
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Frederick Concepts is an entity who designed, supports, and markets the Extreme ab and arm wheel. It currently has several patent applications with the US Patent and Trademark Office pertaining to the design and method of use of the Extreme ab and arm wheel, multi-purpose exerciser. For more information please contact us!