SIG 556-based pistol with a 10" barrel, allowing AK/AR pistol users to run the SIG 556 platform without a stock. NFA considerations apply depending on configuration. Type: Pistol Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2009, Germany Weight: 128 oz Overall length: 24.8" Status: Discontinued Intended use: Law Enforcement, Home Defense