AR-15 / M16 .223-5.56x45mm 42 Round Black Polymer Magazine

• A 42-Round magazine for AR-15 / M16 rifles and carbines. • The magazine body and follower are constructed of a proprietary DuPont Zytel based polymer to ensure a long service life. • The springs are made from heat treated Chrome-silicon wire for increased reliability and smooth feeding. • Notice: Due to state laws, this magazine cannot be shipped to all states