The Panzer Arms AR-12 and BP-12 are both shotgun models manufactured by Panzer Arms. They are semi-automatic, magazine-fed shotguns that are designed to resemble and function similarly to the AR-15 rifle platform.The Panzer Arms AR-12 and BP-12 share many similarities, but there are also some differences between them. Let’s explore each model and their features:

1. Panzer Arms AR-12:
   • Caliber: The AR-12 is chambered for 12-gauge shotgun shells.
   • Operation: It operates on a gas system and uses a rotating bolt for cycling.
   • Magazine Capacity: The AR-12 typically comes with a detachable box magazine with a capacity of 5 rounds.
   • Barrel: The barrel length is usually around 18.5 inches, providing a good balance between maneuverability and shot pattern spread.
   • Handguard and Rails: The AR-12 usually features a handguard with Picatinny rails on the top and bottom, allowing for the attachment of accessories such as optics, lights, and grips.
   • Stock: It typically comes with a fixed or adjustable stock, depending on the specific model or variant.
2. Panzer Arms BP-12:
   • Caliber: The BP-12 is also chambered for 12-gauge shotgun shells.
   • Operation: It operates on a short-stroke gas piston system.
   • Magazine Capacity: The BP-12 typically comes with a detachable box magazine with a capacity of 5 rounds.
   • Barrel: The barrel length is usually around 20 inches, providing a slightly longer sight radius and potentially increased muzzle velocity compared to the AR-12.
   • Handguard and Rails: The BP-12 usually features a handguard with M-LOK or KeyMod attachment points, allowing for the attachment of various accessories.
   • Stock: It typically comes with a fixed or adjustable stock, depending on the specific model or variant.

Both the AR-12 and BP-12 are magazine-fed shotguns that offer the familiar controls and ergonomics of the AR-15 platform. They are semi-automatic and chambered for 12-gauge shotgun shells, allowing for rapid follow-up shots.

It’s important to note that specific features, configurations, and magazine capacities may vary depending on the model, version, and local regulations. Always consult the manufacturer’s specifications or contact a reliable firearms dealer for the most accurate and up-to-date information. Additionally, ensure compliance with local laws and regulations regarding the possession and use of firearms in your area.