WOD “CrossFit Games Open 18.5”

Complete as many reps as possible in 7 minutes of:

 3 thrusters
 3 chest-to-bar pull-ups
 6 thrusters
 6 chest-to-bar pull-ups
 9 thrusters
 9 chest-to-bar pull-ups
 12 thrusters
 12 chest-to-bar pull-ups
 15 thrusters
 15 chest-to-bar pull-ups
 18 thrusters
 18 chest-to-bar pull-ups
 ...