The SB-5 features a bullpup design for a shorter overall length while retaining the legal 18.5-inch barrel length for shotguns. The shotgun features a semiautomatic gas piston design and feeds from detachable box magazines allowing for fast reloading. M-LOK slots along with a top and bottom picatinny rail allow for quick and easy customization with any desired tactical accessories. This model features an all-black finish and is chambered in 12-gauge. Two 5-round magazines are included along with an angled foregrip and Mobile choke box.