Check out the Liberator12k Project, a 3D-Printer Augmented Revolving-Cylinder Shotgun
The Liberator12k is a project that combines common hardware store parts, some steel tubing and 3D-printed parts to build a revolving-cylinder shotgun.
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Beretta Expanding A400 Xtreme Plus Shotgun Series – SHOT Show 2019
Beretta is working on expanding their A400 Xtreme Plus series with new camo patterns and later this year, a left-handed model as well.