PRODUCT DESCRIPTION PRODUCT SPECIFICATIONS DBX PIST 5.7X28 BLK 8" Model: DBX Pistol Manufacturer: Diamondback Firearms Barrel Length: 8" Finish: Diamondback Black Color: Magpul Pistol Grip Action: Semi-Auto Thread Pattern: 1/2x28 Caliber: 5.7 x 28mm Rate of Twist: 1-in-9 Capacity: 20 + 1 UPC: 810035752696