CMMG's 5.7x28mm AR magazine is a reliable and lightweight polymer magazine with a 10-round capacity.The heavily textured exterior ensures a solid grip for extracting empty mags and the upgraded feed lips provide dependable and consistent feeding.Compatible with CMMG's AR uppers chambered for 5.7x28 these magazines fit right into standard mil-spec lowers.CMMG AR-15 5.7x28mm Magazine10 Round CapacityLightweight Polymer BodyYou can never have enough magazines especially when it comes to your 5.7x28 rifle!Make sure you stock up on these CMMG 5.7 AR mags so you can grab another instead of refilling an empty one while at the range or while defending your home.If you need any spare CMMG 5.7x28mm magazines order yours online here today!Searching for 5.7x28mm? Score big savings when you shop our large selection of cheap 5.7x28mm ammo for sale.