rkc plank is a calisthenics exercise that primarily targets the abs ...more
rkc plank is a calisthenics exercise that primarily targets the abs.
Learning proper rkc plank form is easy with the step by step rkc plank instructions, rkc plank tips, and the instructional rkc plank technique video on this page. rkc plank is a exercise for those with a intermediate level of physical fitness and exercise experience. Watch the rkc plank video, learn how to do the rkc plank, and then be sure and browse through the rkc plank workouts on our workout plans page!