Battle Steel Ambidextrous Magazine Release 2.0 Black Oxide. Lets you activate the magazine release with the thumb of the non-firing hand while keeping the rifle on target. 12L14 Solid Billet Steel CNC Five Axis Machined. Specifications for Battle Steel Ambidextrous Magazine Release 2.0: Manufacturer: Battle Steel Color: Black Finish: Black Oxide Fabric/Material: 12L14 Solid Billet Steel Features of Battle Steel Ambidextrous Magazine Release 2.0 Simple installation installs just like the factory magazine release Utilizes original magazine release button or can be used with enlarged or extended button Package Contents: Battle Steel Ambidextrous Magazine Release 2.0 Battle Steel BATTLESTEEL-575777-2: Ambidextrous Magazine Release 2.0 Black Oxide