Last One 13.5

Complete as many rounds and reps as possible in 4 minutes of:
15Thrusters 45/29kg

 15 Chest to bar Pull-ups

If 90 reps (3 rounds) are completed in under 4 minutes, time extends to 8 minutes.
If 180 reps (6 rounds) are completed in under 8 minutes, time extends to 12 minutes.
If 270 reps (9 rounds) are completed in under 12 minutes, time extends to 16 minutes.
Etc.

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