Three’s a CrowdPosted on December 24, 2018 by 321go CrossFit Iron Hammer – CrossFit Warm-up Warm-up (No Measure) Group Warm Up Metcon Metcon (Time) Teams of 3: 500 Calorie Row Partner 1 – Row Partner 2 – 30 Ab Mat Sit Ups + 20 Goblet Lunge + 10 Burpees Partner 3 – Rest