LWRC M6 SPEAR (Special Purpose Enhanced Assault Rifle) with 16-inch cold-hammer-forged barrel and enhanced features including ambidextrous lower controls, improved trigger, and LWRC's latest-generation piston system. Purpose-built for professional end users requiring full ambidextrous operation. Type: Rifle Action: Semi-Automatic Caliber: 5.56 NATO Capacity: 30 Year introduced: 2015, USA Weight: 120 oz Overall length: 35" Status: Active Intended use: Tactical, Law Enforcement, Military