AR Family Rifle Magazine Features Ammunition Storage Components LLC Is The Premier Manufacturer And Supplier Of AR Magazines To The Rifle Industry. They Provide The Different Capacities Of Aluminum And Stainless Steel In .223/5.56 6.8 Spc 6.5 Grendel .308 7.62 X 39 5.45 X 39 And 9mm For The Ar15 M-16 And M-4 Family Of Rifle. ASC Goes Above And Beyond Current Industry Standards To Ensure The Quality Of Our Magazines Are Second To None. AR Family Rifle Magazine Specifications UPC: 188050115650 Brand: ASC Mfg Product #: 30-223-al-bm-o Brand: ASC Magazine Caliber: .223 Rem/5.56mm Magazine Capacity: 30 Rds Package Quantity: 1