Back squat Strength

On the 2:00 x 6 Sets:

On the 0:00... 3 Reps @ 75%
On the 2:00... 1 Rep @ 85%
On the 4:00... 3 Reps @ 78%
On the 6:00... 1 Rep @ 88%
On the 8:00... 3 Reps @ 81%
On the 10:00... 1 Rep @ 91%