This is a UTAS known as the UTS-15 chambered in 12 Gauge 3", model PS1BM1.
The UTS-15 shotgun recently developed by UTAS is the first shotgun ever produced with a receiver made 100% from polymer. In fact over 80% of the gun is fabricated from fiber reinforced injection molded polymer.
Features:
Polymer Receiver
15 Round Capacity
Pump Action Shotgun