The Stag Arms Stag-15 M4 Left-Hand is the factory left-hand-configured variant of the Stag-15, featuring a left-side ejection port, left-side bolt release, and mirrored controls. It uses a 16-inch M4-profile barrel and is one of the few factory left-hand ARs available. Type: Semi-Auto Rifle Action: Direct Impingement Caliber: 5.56x45mm Capacity: 30 Year introduced: 2004, USA Weight: 6.8 oz Overall length: 32.5" Status: Active Intended use: Home Defense, Range, Training