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 our 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. Features: 30-round magazine. Sturdy, chemical and temperature resistant polymer with textured grip. 4-way anti-tilt follower. Heavy-duty, non-memory, and non-corrosive stainless steel spring. Made in the U.S.A.