Technical and Informational Resource for AR-15 and Variants
Made with 8620 AISI steel and boasting a NIB/Mag-phosphate finish, the Stern Defense 9MM Glock Colt Complete AR-15 Bolt Carrier Group SD BU9 ECHO NiB fits into Mil-Spec and Glock-pattern upper receivers. It functions with Colt SMG, Glock magazines and it’s fully compatible with standard AR15/M16 charging handles. Comes fully assembled with all sub-components installed, including firing pin/spring/retaining pin, extractor, and extractor spring. Also included in bolt assembly is a proprietary center and roll pins. Stern Defense 9mm bolts incorporate a new bolt design which caters to single stage triggers with short resets. It also allows use with the JP silent captured spring. This bolt is compatible with the Law Tactical folding stock and the Echo trigger.
The MVB Industries AR-15 Pistol Caliber Billet Stripped Upper Receiver is the perfect platform for building your unique, mission-specific, AR-15 pistol caliber rifle/pistol. Made from a high-strength, 7075 T6 aluminum for durability. Mil-Spec, MIL-A-8625 Type III hardcoat anodized finish adds extra strength and delivers superior abrasion-resistance for rugged field use. Precision-machined to ensure drop-in installation of Mil-Spec aftermarket parts.
MVB Industries AR-15 45ACP Magwell Adaptor is designed as a drop-in accessory for a standard AR-15 lower receiver and uses a standard H&K USC 45 caliber magazine.
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.
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.
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.
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.
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.
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.
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.