This is the Red 10/30 version of the MAG47 10 Round. The MAG47 is the strongest polymer AK47 magazine to ever be made in the USA. A stainless steel cage reinforces the locking lugs and the feed lips where strength is mission critical. This magazine holds 10 rounds of 7.62 x 39 ammunition and feeds it flawlessly. For the 30 round version click here To see all of our special edition AK mags click here The testing has been very extensive firing 20,000 plus rounds. The MAG47 has proven to be extremely reliable. We also worked extensively with manufacturers to make certain this magazine fit into every rifle we could get our hands on. The MAG47 lives up to the renowned reliability of the AK47 platform.