The Robinson Armament XCR-L is a modular short-stroke gas piston semi-automatic rifle designed and manufactured in Salt Lake City, Utah. The XCR-L's defining feature is a quick-change barrel and bolt system that converts between calibers in minutes. The operating rod and piston system is adjustable for different loads and suppressed use. The design emphasizes reliability in adverse conditions with the gas piston keeping carbon out of the receiver. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2006, USA Weight: 88 oz Overall length: 35" Status: Active Intended use: tactical, sporting, precision