VKTR VK-1 11.5" 5.56 Magpul FDE Police Trade-In The VKTR VK-1 11.5" 5.56 NATO piston carbine is a low-profile short-stroke platform, available now at Battlehawk Armory as a used police trade-in finished in Magpul FDE. This configuration uses an 11.5-inch cold hammer-forged barrel with a 1:7" twist and a 3-prong flash hider on 1/2x28 threads. The VK-1 piston system is built to run flatter and cleaner than a standard direct-impingement AR while keeping a compact footprint. A VKTR one-piece bolt carrier with a 22.5-degree long cam path is finished in thin dense chrome. The lower is set up with a carbine buffer and carbine spring. Expect duty wear consistent with a police trade-in; cosmetics and included accessories can vary from unit to unit. A used Magpul FDE VK-1 with an 11.5-inch hammer-forged barrel and chrome VKTR BCG. Add this VKTR VK-1 11.5" 5.56 police trade-in to your collection at Battlehawk Armory today. Specifications Manufacturer: VKTR Industries Model: VK-1 Condition: Used Police Trade-In Caliber: 5.56x45mm NATO Barrel Length: 11.5" Barrel Type: Cold Hammer Forged Twist Rate: 1:7" Thread Pitch: 1/2x28 Muzzle Device: 3-Prong Flash Hider Operating System: VK-1 Short-Stroke Piston Bolt Carrier: VKTR Thin Dense Chrome, One-Piece Buffer: Carbine Buffer and Carbine Spring Finish: Magpul FDE Action: Semi-Automatic