Modular Magazine Release (MMR) for Glock Gen3 Pistols by Agency Arms and Sage Dynamics
By Hrachya H
As the title of this article suggests, this product is a result of the collaboration of Agency Arms and Sage Dynamics. It is called Modular Magazine Release (MMR) which is a pretty much self-explanatory name. The MMR consists of the main magazine release core and interchangeable buttons of different shapes and extension degrees over the frame. […]
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Source:: The Firearm Blog
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