Constructed of high-strength polymer, the Strike Industries® AR-15 32-Round .223/5.56 Magazine is engineered to deliver maximum firepower with 2+ extra rounds (total capacity of 32 rounds), keeping you in the fight or at the range longer. An anti-tilt follower, coupled with a heat-treated steel spring, ensures reliable feeding. Plus, anti-slip finger grooves on both sides of the magazine provide positive tactile control when inserting the magazine. Made in USA.