458 Socom brass (Starline, QTY 50)


27 in stock

SKU: ST039 Categories: , Product ID: 3332


50 factory new  Starline unprimed 458 Socom brass shell cases, uses large pistol primers. 


HISTORY: The SOCOM is an awesome cartridge that is basically a long 50AE (O.A.L. of 1.575″) with a rebated .308 style head configuration, necked down to utilize a .458″ diameter projectiles. It has been chambered in some bolt guns but it’s claim to fame is in the AR-15 platform.  SOCOM is short name for “Special Operations Command”, the cartridge came about in 2002 after informal discussion of Special Op discussing short comings from the standard 5.56 in post Mogadishu.  A plus for reloaders and shooters of the 458 SOCOM is the wide selection of .458 bullets to choose from.


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