It will build lean muscle, and athletic ability you will be just as strong if not stronger then if had been lifting dumbbells. http://www.twoeagles.com/__media__/js/netsoltrademark.php?d=Janawvgj860401.blogdosaga.com%2F29982785%2Fdetaylar-kurgu-ve-diyarbak%25C4%25B1r-eskort