Back and Chest

warmup : 5min cardio
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t bar row / reverse pullup / flat bench / pushup / cross crunch bench
1. 12 / 20 / 10 / 18 / 20
2. 12 / 20 / 10 / 18 / 20
3. 10 / 18 / 8 / 15 / 20
4. 10 / 18 / 8 / 15 / 20
5. 8 / 15 / 6 / 12 / 18
6. 8 / 15 / 6 / 12 / 18
7. 6 / 15 / 4 / 10 / 18