Compact Restricted Patrol carbine with 14.5-inch barrel (pinned and welded to 16-inch legal length) for law enforcement patrol use. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2008, USA Weight: 6.8 oz Overall length: 32.5" Status: Discontinued Intended use: Law Enforcement, Service