The Panzer Arms BP-12 Bullpup is a semi-automatic shotgun manufactured by Panzer Arms. It features a bullpup design, with the action and magazine located behind the trigger group for a more compact overall length. Here are some key features of the Panzer Arms BP-12 Bullpup:

1. Bullpup Design: The BP-12 Bullpup is designed with a bullpup configuration, where the action is situated behind the trigger group. This design allows for a shorter overall length while retaining a full-length barrel, which can enhance maneuverability in tight spaces.
2. Semi-automatic Action: The shotgun operates on a semi-automatic action, firing one round with each trigger pull and automatically chambering the next round.
3. 12 Gauge Chambering: The BP-12 is chambered in 12 gauge, a popular shotgun caliber known for its versatility and wide range of available ammunition.
4. Magazine-Fed: The shotgun utilizes detachable box magazines for feeding. It usually comes with a detachable magazine, often with a capacity of 5 or 10 rounds, but higher-capacity aftermarket magazines may also be available.
5. Picatinny Rails: The BP-12 Bullpup features multiple Picatinny rails, allowing for the attachment of various accessories such as optics, lights, lasers, or vertical grips.
6. Adjustable Stock: The shotgun is equipped with an adjustable stock, allowing users to customize the length of pull for better ergonomics and comfort.
7. Muzzle Brake: The BP-12 typically includes a muzzle brake or compensator to help reduce recoil and muzzle rise, improving overall control and follow-up shot accuracy.

The Panzer Arms BP-12 Bullpup offers a unique and compact shotgun platform with its bullpup design. As always, it’s important to familiarize yourself with local laws and regulations regarding the purchase, ownership, and use of firearms, as they may vary depending on your jurisdiction. Practice proper safety protocols and receive training in handling and operating firearms.