Premium ContentBonus Videos! Sand bag shoulder into reverse lunge! By CoachDos - July 1, 2010 1431 FacebookTwitterPinterestWhatsApp Check out this cool combo exercise….awesome for set-repetition circuits…metabolic MAYHEM! oh…and it’s 80lbs so there’s A LOT of strength work going on around here! [flv]http://coachdos.com/videos/flash/FlashBonusShouldRevLun.mp4[/flv] Post Comments comments