Starline 458 SOCOM Brass Cases
Starline 458 SOCOM Brass Cases, Starline 458 Socom Brass Cases 100ct Starline Brass 458 SOCOM (Large Pistol primer) 1 569 - 1 576 O A L The 458 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 100 count by weight