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Spear Arms

Spear Arms Premium AR-15 100% Billet Lower Receiver

Product Code : SAMC-15B


Our billet lowers feature a flared magwell for easy mag insertion and are completely roll pin free!  Our magwells are guaranteed to fit with Lancer, Pmag, and mil-spec metal magazines.

These lowers are in 100% configuration and ARE considered firearms.  They can NOT ship directly to the customer and must be shipped to an FFL.

Made from billet 6061 aluminum, each lower includes our enhancements such as threaded bolt catch pin and threaded rear detent tunnel (kit provided).

 100% billet AR15 lower receiver

  • Large trigger guard
  • Roll pin free design (includes threaded bolt catch pin)
  • Broached Magwell
  • Milspec Black Hard Anodized finish 
  • 6061-T6

Determined at checkout.