CrossFit Open workout “20.4”

For time:
30 box jumps
15 clean and jerks, 65 | 95 lb.
30 box jumps
15 clean and jerks, 85 | 135 lb.
30 box jumps
10 clean and jerks, 115 | 185 lb.
30 single-leg squats
10 clean and jerks, 145 | 225 lb.
30 single-leg squats
5 clean and jerks, 175 | 275 lb.
30 single-leg squats
5 clean and jerks, 205 | 315 lb.

♀ 20-in. box
♂ 24-in. box

Time cap: 20 minutes