Ammunition Storage Components (ASC) AR-15 magazine delivers reliable performance with 30-round capacity for .223 Remington ammunition. Built with premium stainless steel construction and black finish for durability and dependability.ASC AR-15 Magazine - 30-Round Capacity.223 Remington caliber compatibilityStainless steel construction with black finishHeat treated for enhanced strength and durabilityChrome silicon spring for reliable feedingMade in the USA with premium componentsTrusted by major firearms manufacturers nationwide this magazine combines superior materials and precision engineering to ensure consistent feeding and long-lasting performance for AR-15 platform rifles.