The E-Lander Magazine AR-15 224 Valkyrie 10-Round is a heat treated steel magazine with a durable body coating designed to be tough and resilient. It features reinforced floor plate tags, a steel floor plate with integral locking plate, and fully-deburred feed lips for extra protection. Precision manufacturing provides consistent dimensions for reliable feeding. Features include heat-treated steel body, durable body coating, reinforced floor plate tags, steel floor plate with integral locking plate, and fully-deburred feed lips for extra protection. The construction is designed to last for years to come.