The Derya MK-12 is an inertia-operated semi-automatic 12-gauge shotgun featuring an AR-15-style pistol grip and collapsible stock, Picatinny top rail, and M-LOK handguard. One of the most distinctive Turkish tactical shotguns on the US market due to its AR-aesthetic. Reliable with a wide range of 2-3/4" and 3" loads. Popular for home defense and 3-gun competition. Type: Shotgun Action: Semi-Automatic Caliber: 12 Gauge Capacity: 5 Year introduced: 2010, Turkey Weight: 102 oz Overall length: 39" Status: Active Intended use: home defense, competition, tactical