Cross Armory Safe Mag Mil-Spec AR15 M4 Aluminum Locking System for AR-15

The Cross Armory CRSM Safe Mag Mil-Spec AR15/M4 Black Aluminum delivers a robust, aluminum magazine locking system designed to fit Mil-Spec AR-15/M4 platforms with a secure, low-profile profile and a durable black finish. Built from high-quality aluminum, this Safe Mag unit combines reliable performance with a sleek, professional look suitable for duty rigs, range setups, or household defense configurations. The Mil-Spec dimensions ensure compatibility across standard AR magazines, while the loc