903This entry was posted in Daily 20-Min Workouts on May 3, 2018 by OPEN GYM Fitness 4 Sets Of: 6 Bench Press 8 Seated Cable Rows 10 Back Extensions 4 Rounds Of: :30 battle rope rainbows :30 Ski Erg :30 TRX squat jumps :30 TRX knee tucks, side to side :60 Rest