Karantreeni "Back Squats" Strength

9 back squats @55%
7 back squats @60%
5 back squats @65%
9 back squats @60%
7 back squats @65%
5 back squats @70%

*Perform new set every 2 minutes. % counted from 1rm back squat. If you do not have a clue about your 1rm - Go by the feel, ascending weights when reps are descending.