Now, Heizer has taken the pocket pistol concept a step further, introducing the brand new Heizer Defense Pocket Shotgun. This single-shot .410 handgun features a break-open design with a stainless steel or titanium finish. Heizer boasts extreme reliability from the Pocket Shotgun, putting 5,000 rounds through it over the course of two-and-a-half days without a fail. The Pocket Shotgun is expected to hit shelves in November with a price point around $499. Check out the Pocket Shotgun in action at the range.