The Lead Star Magazine Release Button has an enhanced design that allows for quicker acquisition of the magazine release so that you can have faster magazine changes. The Lead Star magazine release has a detailed surface that ensures the maximum amount of traction when operating the magazine release while also adding comfort. This magazine release is precision CNC machined from aluminum and is finished with a type III class 2 anodized hard coat. Lead Star designed their magazine release to be used with all standard/MIL-SPEC AR-15 lower receivers and the magazine release only weighs 0.05 ounces.