Daniel Shaw and Chad Larsen explain the reasoning behind the Aero Precision M4E1 upper receiver system and throw some integrally suppressed lead downrange at SHOT Show 2017.
Is Your Barrel Nut Overworked? | The Aero Precision M4E1
Daniel Shaw and Chad Larsen explain the reasoning behind the Aero Precision M4E1 upper receiver system and throw some integrally suppressed lead downrange at SHOT Show 2017.