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The new narrower crank design replicates the geometry of a great road bike
Deeply Stretches lower back
while still facilitating a long range of motion and accommodating exercisers of different sizes
(Comes Standard)
biomechanically engineered to provide the highest standard of comfort during your workout
LIFE SPORT MEDICINE BALL 4LB Commercial Strength The new narrower crank designMEDICINE BALL 4LB Life Sport Medicine Balls Overview Medicine balls build core trunk strength and joint integrity. You may ask why is this important? Core trunk strength is the key to most athletic moves (i. e. golf swing, throwing a baseball, martial arts, blocking and tackling in football), the problem is the body is a chain and is only as strong as its weakest link. The trunk is generally the weakest link. All sports trainers now recognize core
