Technical and Informational Resource for AR-15 and Variants
The Rainier Arms AR-15 9MM Billet Receiver Sets are CNC machined from solid billet 7075-T6 aluminum which is 70% stronger than the commonly used 6061 aluminum and finished with milspec hardcoat anodize to a surface hardness of 60 Rockwell. The precision machining of the Rainier Arms billets are well known in the industry. Rainier Arms AR-15 9MM Billet Receiver Sets utilize GLOCK® 9mm magazines.read more
There’s no need to go with a pistol-caliber specific AR lower on your next pistol-caliber carbine build. With the Stern Defense AR-15 9mm Conversion Adapter you have the ability to utilize popular pistol magazines which you may already have a supply of. Stern Defense make two differ models of their Conversion Adapter, one which uses Glock® magazines, and one which uses either Smith & Wesson M&P or Sig 320/250 magazines.read more
Veteran owned and operated New Frontier Armory has been making a name for itself since its inception in 2009 by manufacturing high-quality AR and PCC parts and accessories. Palmetto State Armory is proud to begin carrying a line of the New Frontier Armory products including the C-45 Stripped AR-45 Lower.read more
The Stern Defense SD Mod 4 9mm Upper Receiver is a complete upper receiver featuring a 4 inch, 1-10 twist, Melonite finish barrel, is free float in a 4in M-LOK handguard attached to a 7075-T6 forged aluminum receiver. On the end of the barrel mounted on the ½-36 threads is a 1.75” long, 1.2” diameter blast can designed to direct the short barreled blast away from the shooter.read more
The Gas Block Genie quickly and easily allows you to perfectly align the AR-15 or AR-10 gas block hole with the gas port in your barrel every time.read more
The Foxtrot Mike Products FM-9 Heavy Pistol Buffer is the correct weight to ensure reliable cycling of any blow-back operated AR-15 pistol action. With its extended length, the FM-9 Heavy Pistol Buffer requires no spacer and helps prevent bolt catch breakage. By installing this buffer, you’ll enjoy smoother function, less felt recoil, and reduced rate of fire from your AR pistol. The FM-9 is compatible with all 9mm upper receivers.read more
The Foxtrot Mike Products Extra Heavy Pistol Buffer FM-45 has internal Tungsten weights, to improve cycling of any blow-back operated AR-15 .45 pistol caliber carbine action. With its extended length, the FM Extra Heavy Pistol Buffer requires no spacer and helps prevent bolt catch breakage.read more
Rainier Arms Exclusive Grey Ghost Precision 15″ AR-15 Billet Builders Kit. Bringing in another exclusive the Grey Ghost Precision builder’s kit is here in an amazing War Torn Burnt Bronze and Geocamo cerakote finish. The new MKII version of the GGP-S Series brings a new level of customizability never before seen in our rifle receivers. Not only can you build your own version of the Heavy or Light rifle, but you can use your favorite aftermarket parts to complete the weapon of your dreams. GGP Billet Receivers are precisely machined from 7075-T6 Aluminium for a perfect fit. The lower receiver includes our ambidextrous bolt release as a standard feature, as well as a flared magwell and integral trigger guard. Start your build off right.read more
The Primary Weapons Systems 9MM PCC Stripped Lower Receiver is T6 6061 Machined Billet, Hard Type III Anodized and compatible with AR-15 Pattern Take-down Pins and accepts Glock 17 compatible magazines. This stripped AR lower includes the proprietary parts installed (last round hold open mechanism, ejector & magazine release)read more
The Palmetto State Armory best selling 9mm AR features – Barrel: 16″ chrome moly steel barrel, chambered in 9mm (9×19) with a 1/10 twist rate. The A2 profile barrel is nitride treated for durability and finished off with a Palmetto State Armory 13.5″ Lightweight M-Lok free-float rail and an A2 birdcage style flash hider. The barrel is laser engraved with “9MM 1:10 PSA PCC CHAMBER” because it has been optimized for use in Pistol Caliber Carbine competitions.
Upper: Billet 6061-T6 A3 AR slick side upper is hard coat anodized black for durability. These slick side upper receivers are made for us right here in the USA.
Bolt Carrier Group: Gen 4 Hybrid 9mm BCG. Nitride treated 8620 steel bolt, with an enhanced firing pin and external 5.56 style ejector. The bolt carrier group is compatible with most aftermarket fire control groups.
To be used with Palmetto State Armory 9mm lowers that use either Colt® or Glock®-style magazines.read more