The Challenger Sparring Partner Roller (shown in FIGS. 1, 2 and 3) is a moveable product that is designed to conform to the base of a stationary freestanding kicking and punching product used by boxers and Martial Arts Petitioners during training. Upon inserting the handles (FIG. 2) in to the top of the Challenger base (FIG. 3) which has caster wheels (FIG. 1) it makes a stationary freestanding product into the a moveable training product that is pushed and pulled in, out and all around the petitioners.