Army core lift of Squat
Conduct stretching and warm up moves for 3-5 minutes focusing on legs/hamstrings
Warm up with 2 sets of 10 reps of dumbbell back squats
Warm up with 1 set empty barbell 10 reps
Warm up with 1-2 sets of 5 reps warm up weight to build to your working sets
3 working sets
Set 1 is 5 reps of 40% training max
Set 2 is 5 reps of 50% training max
Set 3 is 5 reps* of 60% training max**

Log weight and max reps in comments