RISE ARMAMENT MAGAZINE RELEASE BUTTON FOR AR-15 Enhance the functionality of your rifle when you install the rise armament ar-15 magazine release button. Your fingertip will comfortably and securely fit on the button, thanks to its concave shape and horizontal, slide-resistant grooves. You'll confidently drop your mag with each press of the rise ar-15 mag release button. Mfg: Rise Armament