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Spear Arms

Spear Arms Premium 80% Billet AR-10 Anodized Lower Receiver

Product Code : SA10A


Our AR-10 billet lowers (DPMS style) 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  80% machined and are not considered firearms.  They will ship directly to the customer.

Made from billet 6061 aluminum, each lower includes our enhancements such as threaded bolt catch pin.

 80% billet AR10 lower for use with 308 or 6.5 creedmoor and other common AR-10 calibers. 

  • Large trigger guard
  • Roll pin free design (includes threaded bolt catch pin)
  • Broached Magwell
  • Balck Anodized Finish
  • 6061-T6

Need a high Quality Lower Parts Kit to complete your build?  Add one to your order and save on shipping! 

AR-10 Lower Parts Kit Made in USA


Determined at checkout.