Shotguns · Curated by Reactive Gunworks

GENESIS ARMS

Genesis Arms builds the GEN-12 — a magazine-fed 12 gauge on the AR platform. A drop-in 12ga upper that runs on an AR-10/.308 lower — patented, mag-fed, with familiar AR controls and serious capacity. Ready to ship to your FFL.

12ga/AR-10 Platform/Mag-fed Upper/Patented

Featured Builds

Known for

Mag-fed GEN-12 shotguns

Custom builds are nearly always single availability — when one sells, it's gone.

There are no products listed under this category.