Lancer magazine l5awm ar-15 5.56x45 5rd opaque black< FEATURES-5.56x45mm / .223 Rem.-Opaque Black-5 round capacity-Polymer body with aggressive surface texture-One piece, wrap-around steel feed lip assemblyDesigned to work in:-M4/M16/AR-SCAR16-HK416-ARX160-SIG556-ARC-SA80 Other Features: Made in usa, fits m4/m16/ar15, hk416, arx160, scar 16, sig 556 etc, opaque-can't see through hardened steel feed lips with a polymer body