Crafted from heat-treated steel with a corrosion-resistant blued finish, the ProMag Mini-14 20-round magazine is an affordable aftermarket mag engineered to deliver superior performance with the Ruger Mini-14 carbine. Equipped with a chrome silicon wire spring and durable, self-lubricating DuPont Zytel polymer follower, this Mini-14 magazine provides smooth, consistent feeding performance and superior reliability in target shooting and tactical scenarios. Additionally, the heat-treated steel feed lips offer a snug, wobble-free fit for enhanced stability and proper cartridge alignment, while the 20-round capacity offers a compact overall footprint while still providing ample .223/5.56 firepower.