This video from Big Daddy Unlimited's Epic Shoot 2020 features Pat and Andrea showcasing several innovative parts from Stern Defense. The focus is on their MAG-AD9 9mm magazine adapters and other offerings for the firearms industry. The video highlights products from Stern Defense and was filmed at a major firearms event.
This guide details the installation of the Stern Defense MAG-AD9 9mm AR conversion kit, allowing an AR-15 to accept Glock-style magazines. The process involves removing the standard BCG and charging handle, installing the adapter into the lower receiver, and then installing the dedicated 9mm upper components. The video highlights the adapter's integrated ejector and bolt hold-open feature, and the 9mm bolt's heavy-weighted, blowback design.
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