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In this video, Marine Gun Builder walks you through the process of bending and shaping the rails on a Sig P320 build. He demonstrates step-by-step how to properly measure, mark, and bend the rails on a mup-1 80% fire control unit. He also shares tips and tricks for ensuring that the rails are cut straight and properly shaped for a smooth and reliable build. This video is a valuable resource for anyone looking to build their own Sig P320 from scratch. Follow along with Marine Gun Builder and learn how to bend and shape the rails on your Sig P320 build like a pro.

Members Only - Sig P320 Build Rails

  • You will receive a download link on the checkout confirmation page. We will also send the download link to your email address. Video files are large and compressed into a zip file. Right click on the file and choose unzip.

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