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FMK AR Lower Receiver Black


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FMK Stripped AR-1 Lower receivers accept all standard AR-15 lower parts kits and uppers, allowing you to build a lightweight firearm that is exactly what you want!

Multi-Caliber, Mil-Spec, AR15 Lower Receiver, manufactured in the USA of a high impact proprietary composite polymer. This state of the art polymer allows for superior strength, unmatched durability and is extremely lightweight only 4.3oz. The AR1 eXtreme is by far the strongest composite polymer lower on the market today. The key to any good project is the foundation and on an AR15, that is the lower receiver. The Ar1 eXtreme comes with a lifetime warranty; and of course, its Proudly American.

Specifications and Features:
Built with proprietary composite polymer to withstand extreme conditions
When most lowers dent or break the AR1 eXtreme bounces back to shape
4.3oz Weight
Accepts all standard MIL SPEC uppers up to .50 Beowulf
Compatible with most current AR15 lower parts kits, grips and stocks
Unconditional lifetime warranty
Custom engraving The tree of liberty must be refreshed from time to time with the blood of patriots and tyrants.
Multi-Caliber Marked
100% USA Made

  • Model: FMKBLK
  • Shipping Weight: 0.6lbs
  • Manufactured by: FMK

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This product was added to our catalog on Wednesday 06 July, 2016.