The Magpul AR Enhanced Magazine Release provides an enlarged contact surface for quick and fumble free magazine changes. With easy bolt-on installation with no gunsmithing required, the Enhanced AR Magazine Release is made of Mil-Spec hard anodized aluminum to provide durability and light weight. FEATURES: Machined from mil-spec anodized aluminum Two-piece construction for easy installation and reduced profile Provides larger contact surface for positive activation Compatible with most 5.56 and 7.62 pattern receivers Made in U.S.A.