Brownells 75th Anniversary - A Shooting Heritage
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Great Foundation for Your Next Build

The Matrix Arms AR-15 Multi Caliber Stripped Lower Receiver was designed with quality and durability in mind. Machined from an American made mil-spec 7075 T6 Aluminum Forging, the Matrix Arms AR-15 Multi Caliber Stripped Lower Receiver will function seamlessly with any standard lower parts kit. Utilizing standard .250 take down/pivot pin holes and .154 fire control pins, the lower allows personal customization of a standard AR-15 lower .

  • Stripped AR-15 lower receiver for 5.56mm NATO
  • American made mil-spec 7075 T6 Aluminum Forging
  • Functions seamlessly with any standard lower parts kit
  • Utilizes standard .250 take down/pivot pin holes and .154 fire control pins

Held to tight tolerances, rigorous inspection, and finished with a Class 3 Type 2 anodization, the Matrix Multi Caliber Stripped Lower Receiver is a great foundation to your rifle build.

MATRIX ARMS - AR-15 MULTI-CALIBER STRIPPED LOWER RECEIVER 5.56MM

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