
22LR ammo is subsonic this unique suppressor combination created a gun fit. Having to change uppers (at least) is not a substitute. Whether you have a 1911 pistol AR-15 or any number of models there is a barrel. A subsonic 60 gr. AND, if the occasion presents itself, you have the ability to fire a nearly silent shot if need be simply by switching ammunition which can be accomplished in seconds if you have that ammunition already loaded into a magazine. Most subsonic Blackout ammo uses a bullet in the 200-grain range, and, of. If youre wanting to shoot subsonic through an AR, just get a. You carry the rifle and shoot the rifle with your normal defensive/offensive/hunting load with the sound attenuated dramatically by your suppressor. 223, you can have a few rounds or a magazine or whatever in your kit. However, this is NOT what I was trying to achieve. Many reviews state that military cases are heavier than commercial brass. I have found they give the most consistent ignition and velocities with Trailboss powder. I had about 250 pieces of Lake City (LC) 5.56 NATO brass already prepped and ready to load. What subsonic grain would be best to discharge cycle/discharge for my AR15. I have a suppressed 9mm upper, an LRM M169. handloads with lightweight 40-grain varmint bullets and HP38, Trail Boss, and CFE Pistol. 22LR upper to shoot an AR15/M16 with subsonic ammo. Don't try to be cheap: buying a pound of powder isn't worth blowing up your rifle. I don't know if it would be subsonic or not but, if you re-read that post, I called the powder manufacturer and they said the load was unsafe. Do you think it would be subsonic using a 10.5" barrel? I only ask because I have some H4895 and there is no local supplier of Trail Boss. 223 caliber rifle cartridges will contain from 3.5 to 4.5 grains of moderately fast pistol propellant and a projectile weighing from 50 to 60 grains. 444, I noticed your first try with H4895 was with a 16" barrel.
