The Check-Mate M1A, M14 .308, 7.62 5-Round Parkerized Magazine features a parkerized steel body, designed to deliver exceptional durability and lasting corrosion resistance in adverse conditions. The high-tensile steel spring and reliable anti-tilt follower ensure smooth feeding performance. The precision-machined feed lips deliver a precise fit, while the removable steel floor plate offers quick disassembly when cleaning and maintenance are required. Manufacturer’s lifetime warranty. Made in USA.