The SG 516 Patrol is the law enforcement configuration of the US-made SG 516, with M-LOK handguard and patrol-ready features for police duty use. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2012, Switzerland Weight: 86 oz Overall length: 35" Status: Active Intended use: Law Enforcement, Duty, Sport