Amend2 Magazine, Mod C, 223 Remington/556NATO, 10 Rounds, 30 Round Body Style, Fits AR Rifles, Polymer Construction, Translucent Smoke AM556MODCS1030 The Amend2 Mod-C 30-round magazine is made from an updated translucent polycarbonate material that provides increased heat and chemical resistance over existing compounds on the market. It features their tried and true 4-way anti-tilt" self-lubricating follower and a heavy duty" non-corrosive" non-memory spring. Of course" like all Amend2 products" it is designed and manufactured in the USA with American parts and craftmanship. Backed by the Amend2 limited lifetime warranty.