Model: C-9,Type: AR-9 Stripped Lower Receiver — milled from 7075 T6 aircraft grade aluminum billets.
Caliber: Multi (will accept any 9mm, .40 S&W, .357 SIG, and other small frame caliber upper receiver) Magazine: Accepts any Glock style small frame pistol caliber magazines in 9mm, .40 S&W, .357 SIG, and other calibers. Weight: 12.9 oz Other Specifications and Features of the C-9 Stripped AR-9 Lower Receiver: Machined from 7075-T6 aircraft grade billet aluminum Matte black hard-coat anodized per Mil 8625 Type 3 Class 2. Precision machined magazine well with beveled feed lip for easy mag swaps.Machined and engraved to be compatible with 45 and 60 degree short throw fire control selectors such as the BAD_ASS ST 45 Lever. Caliber marking of “Multi” so it can be used with different pistol caliber uppers. Compatible with most standard AR-15 components and most aftermarket parts. Take down pin spring and detent hole is threaded for a 4-40 set screw for easy capturing (hardware included) Upper tension screw behind grip screw (threaded hole with hardware included) to adjust any “slop” out of vertical fit between upper and lower. Ambidextrous trigger finger rests with grooves (above and below mag release / mag catch) Threaded bolt catch pin (Threaded hole and hardware) Integrated large opening “winter” trigger guard. Proprietary magazine catch assembly and ejector is included and installed at the factory to MILSPEC (where applicable) on state of the art CNC equipment for consistent quality parts and exacting tolerances. Save money by building your own AR-9 rifle from the ground up exactly the way you want it configured and shoot for less! NOTE: Your bolt carrier group will require relief cuts to function properly with Glock magazines. The New Frontier Armory Bolt carrier group has the proper cuts, but most others will require modification.

FEDERAL FIREARMS LICENSE REQUIRED!!
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Not for sale in CA, CT, MA, MD, NJ, and NY