LWRC IC-SPR (Special Purpose Rifle) with 16-inch barrel, adjustable gas piston, and fully ambidextrous controls. Enhanced precision configuration. Type: Semi-Auto Rifle Action: Semi-Automatic Caliber: 5.56x45mm Capacity: 30 Year introduced: 2013, USA Weight: 71 oz Overall length: 33.5" Status: Active Intended use: Precision/SPR