DuraMag 1058041175CPD SS 10rd 458 SOCOM for AR-15 Black w/

The DURAMAG SS is a purpose built .458 magazine right from the factory designed to be a no hassle solution to feeding these large caliber cartridges. Combining DURAMAGs T-360 coating with a single stack Advanced Geometry Follower and a big bore specific EverFlex spring, these magazines will be your go-to.