The C Products 5.56 Aluminum AR-15 Magazine is extremely durable and dependable. C-Products Defense magazines feature an anti-tilt follower and a Gray Teflon coated finish. They feature increased interior dimensional room which enhances proper stacking of the rounds, dramatically reducing jams. This model comes with a bronze anodized body. Features: - .223/5.56/.300BLK - 30 round capacity - Aluminum construction - Bronze anodized - Anti-tilt follower - Improved internal geometry