Amend2 Magazine, Mod 3, 223 Remington/556NATO, 10 Rounds, 30 Round Body Style, Fits AR Rifles, Polymer Construction, Black AM556MOD3B1030 Whether you're facing scorching heat or freezing cold" the Mod-3 is designed to handle it all. No compromises" just performance you can rely on. Amend2 put the Mod-3 through rigorous testing to guarantee its resilience. From extreme temperatures to high-impact and high round count scenarios" these magazines are built to exceed your expectations.