ASC 7.62×39 AR Magazines – Available in 5 round, 10 round, 20 round and 30 round capacities the ASC 7.62×39 Stainless Steel Magazines are undeniably the 1st fully reliable 7.62×39 on the market. Engineered with the highest levels of quality for durability and greater longevity, simply the best in the industry! Our magazines are manufactured 100% start to finish in the USA using .020 gauge 410 Stainless Steel Alloy, heat treated for superior strength and lasting endurance.