Four Rifles in GoPro Slo-Mo

In order of power:
Henry Lever Action X 30-30 : 2,046 ft-lbs
Norinco AK-47 7.62X39: 1,580 ft-lbs
Ruger Mini-14 18.5" 5.56: 1,230 ft-lbs
Bushmaster M4 11.5" 5.56: 975 ft-lbs