The battlearms magazine release kit - part kit 1, consists of 3 parts: qty 1 bad-emc-ic qty 1 magazine catch spring qty 1 bad-emr-b.If you are looking for maximum flexibility, robust design, and unparalleled design aesthetics, the bad-emmr is the ultimate extended magazine release for you.Finish: PhosphateModel: Enhanced Magazine ReleaseDimensions: Black PhosphateSize: Enhanced Magazine ReleaseMaterial: 8620 SteelTrigger: AR-15,AR10