- RX - For time with a partner: 1,000 weighted box step-ups (35/45 lb) (20/20 in) - Partners work at the same time. - Add load via a rucksack, weight vest, or dumbbell. - INTERMEDIATE - For time with a partner: 1,000 weighted box step-ups (20/30 lb) (20/20 in) - Partners work at the same time. - Add load via a rucksack, weight vest, or dumbbell. - BEGINNER - For time with a partner: 1,000 unweighted step-ups (12/12 in) - Partners work at the same time. - MASTERS 55+ - For time with a partner: 1,000 weighted box step-ups (20/30 lb) (12/12 in) - Both partners work at the same time. - Add load via a rucksack, weight vest, or dumbbell.
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