BackStrong Demonstration Video
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=WULdBmvB3UE
BackStrong Variable Angle Roman Chair Demonstration Video. 6 Positions, 0, 15, 30, 45, 60 and 75 Degrees. Spinal Muscle Isolation. Invented by Dr. Joe Vern...
BackStrong, variable, angle, roman, chair, varc, medx, power, lift, power-lift, spinal, strengthening, lumbar, exercise
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