We are The Archive, we archive 3D printed gun files, videos, pictures and ect. Here we commonly post videos by various creators. Our main group is based in this Discord : https://discord.gg/YmSRCA596J
Feel free to send us your designs or download our archive of smaller and large developers.
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Making your own Barrels at Home: ECM v2.0 Barrelmaking Overview by IvantheTroll