Designed to fit your AK-47 / AKM pattern rifles chambered in 7.62x39mm. Constructed of steel with a Cation Electrodeposition Coating these magazines will withstand the toughest corrosive environments. A high-tensile-strength music wire compression spring anti-tilt follower and reinforced feed lips provide reliable feeding and long life.Specifications Weight: 0.6lbs Compatibility: AK-47 / AKM Caliber: 7.62x39mm Capacity: 20 Rounds Body Material: Steel Spring Material: Music Wire Finish: Cation Electrodeposition Coating