Maxim Defense MXM47838 Roller Delayed Blowback System Buffer CQB Fits Most 9mm Luger AR-15/AR-9 (Maxim Defense CQB Buffer Tube Only)
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Product Overview
Maxim Defense Industries Roller Delayed Buffer System, Buffer, For 9MM AR Platforms with Maxim Defence CQB Stocks and Braces, Silver MXM-47838