Engineered for optimal performance, the Ammunition Storage Components 15-68-SS-FDE-G-ASC Magazines offer unmatched reliability for your firearm needs.Constructed with precision and quality materials, these magazines are the preferred choice for many leading firearms manufacturers, ensuring endurance and consistent functionality.Heat Treated for Strength and DurabilityChrome Silicon SpringMade in the USAChoose ASC magazines for a dependable addition to your firearm accessories, crafted to exceed expectations.