HEXMAG Magazine, Series 2, 223 Rem, 556NATO, 10rd, 30rd Body, OD Green, Fits AR Rifles HX1030-AR15S2-ODG The next evolution in AR15 magazines is here - the SENTRY Hexmag featuring the iconic Hexture design pattern. Enhancements make this the most compatible" user-friendly magazine on the market" while SENTRY's proprietary PolyHex2 Advanced Composite delivers superior strength and reliable performance for lifetime usability.