655This entry was posted in Daily 20-Min Workouts on May 25, 2017 by OPEN GYM Fitness In 3 minutes: 12 Ball Slams, 40 lbs 12 Burpee Box Jumps / Step Ups Max Distance Rower in remaining time. *Complete 4 times with 2 minutes rest between each interval. *Note your meters rowed each time.