Cardio Complex Workout

Round 1:
1000 m Row
1.6k Assault Bike
200 Single Unders
Round 2:
750m Row
1k Assault Bike
150 Single Unders
Round 3:
500m Row
0.8k Assault Bike
100 Single Unders
Round 4:
250m Row
600m Assault Bike
50 Single Unders