The Geissele Defense Pistol (GDP) 5.56mm 8" Bbl Black Pistol 08-427S is a compact and versatile firearm designed for tactical applications. Featuring an 8" Cold Hammer Forged barrel with a 1:7 twist, this pistol delivers exceptional accuracy and durability. The lightweight design and ergonomic controls ensure ease of use, while the full-auto rated M16/M4 bolt carrier group provides reliable performance. Ideal for military, law enforcement, and serious enthusiasts, this pistol is built to withstand rigorous use. Geissele Automatics Geissele Defense Pistol GDP 5.56mm 8" Bbl DDC Pistol 08-427S