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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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JIGS Mil-Spec 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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LOWERS Mil-Spec 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. Machining the finest lowers for over 2 years. 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 receivers from billet matched with our custom jigs to ensure the easiest, cost effective custom build you can create!

Some of our goals are to manufacture the highest quality Billet 80% receivers and 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.