Manufactured to factory OEM specs, the CZA(R) P-10 Full-Size 9mm 10-Round Magazine features a heat-treated stainless steel body with a corrosion-resistant black finish for long-lasting strength and durability. The chrome silicon wire internal spring and injection-molded polymer follower ensure smooth, flawless operation for reliable feeding, while factory-drilled witness holes deliver quick, visual round counts. What's more, the removable polymer floor plate allows for quick maintenance and cleaning, while the precision-engineered feed lips ensure a snug fit and secure lock-up for improved reliability.Heat-treated stainless steel bodyCorrosion-resistant black finishHeat-treated chrome silicon wire springInjection-molded polymer follower