DESIGN In-House Manufacturing

Finishing your own lower is easy with Stealth Arms. Manufactured to Mil-Spec tolerances to give you the best fit for your add-on accessories.

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Welcome to Stealth Arms!

Stealth Arms is your leading manufacturer of 80% Lowers. Mil Spec design as well as custom work.

We are your one stop shop for custom AR-15 80% lower receivers! We craft high quality lowers from the highest quality forged aluminum matched with our custom jigs to ensure the easiest, cost effective custom build you can create!

We are also pleased to introduce our newcomer, the 1911 80% frame series. Our first introduction to the public is our Classic model milled from the highest quality billet aluminum we could get our hands on.

Our goal is simple. To manufacture the highest quality 80% receivers and frames to create the best possible experience for our customers by providing them the best products, easy to use manuals and videos to aid in the completion of their 80% lowers as well as provide the best environment for the 80% enthusiast to make their personal firearms.