Power Systems Wall-Mounted Medicine Ball Rack/Shelf, 49.5 x 11 x 13 Inches, Black (27187) Holds up to 6 standard medicine balls (up to 11 inch diameter) Med Balls are cradled, away from wall, so they do not cause smudges Painted steel construction Mounts to wall, maximizing vertical space Mounting holes on 12 inch center; balls not included