The Windham Weaponry CDI (Civilians Do It) Pistol is an 11.5-inch pistol-configuration AR built with the same Maine craftsmanship as Windham's full-size rifles. The short barrel and pistol brace configuration make it one of the most compact offerings from Windham. Chrome-lined barrel, carbine-length gas system, and Windham's quality control in an NFA-friendly pistol package. Type: Pistol Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2014, USA Weight: 56 oz Overall length: 24.5" Status: Active Intended use: Home Defense, Duty Use, Suppressor Host