2017年4月1日 · Installed an Ergo Grip Pistol Grip on both. The one without a backstrap. The FX9 lower receiver will not allow for back strap pistol grips. Or at least they wont fit very well, with a …

2018年3月6日 · My wife wanted a better trigger in here AR9 pistol and after some research even talking to rock river arms about light triggers for the 9mm and with there advise I bought a …

2024年2月25日 · I built an AR9 using all Aero Precision parts, and followed their recommendations. At first, it wouldn’t feed JHP. Aero redesigned their 9mm with a feeding …

2017年1月26日 · The only time I strayed was when I decided to buy some freedommunitions ammo (147 gr). And it literally turned my rifle into a single shot gun. Other ammo ran perfectly …

2020年5月10日 · Still working on planning my AR9 Pistol Project(s). I've pretty much decided on Glock Mags. Now the question is Last Round Bolt Hold Open worth the extra money. The only …

2017年9月18日 · I have seen velocities as high as 2,069 fps with the 65gr XD in my AR9 9mm PCC. My Odin Works barrel is non-ramped [I have done some research and have found one …

2020年4月30日 · I have one with an 8.3" barrel, which is right around where 9mm ammo normally stops getting much gain from extra barrel length. Regular 115gr range ammo which gets less …

2020年8月2日 · I deliberated over which AR9 to go with, but I eventually decided on the New Frontier Armory C5 with a 4.5" barrel. It lacks a LRBHO, which doesn't bother me. When …

2017年11月2日 · My AR9 build Jump to Latest 10K views 64 replies 17 participants last post by Brass3 Feb 11, 2018

2023年11月11日 · You can build or buy an AR9 rifle in California. Turners Outdoors in CA will order an Aero Precision EPC9 lower for you and they're cheap, under 200 bucks. I wouldn't …