Surefire 60 Round Magazine Repair Kit

The SureFire high-capacity magazine for 5.56x45 mm (.223 Remington) ammunition is compatible with M4/M16/AR-15 variants and other firearms that accept standard STANAG 4179 magazines. Constructed from Mil-Spec hard-anodized aluminum, they feed smoothly and reliably due to optimal geometry, non-binding coil springs, and ingenious nesting polymer followers. The long-lasting springs are cadmium coated for low friction and excellent corrosion resistance. Magazines require no lubricants and can be easily disassembled without tools for cleaning. This is a magazine repair kit. It contains all the parts to complete an entire magazine.