ROCK RIVER ARMS LAR-458

Rock River Arms LAR-458 - 458 SOCOM - 16" Bull Barrel - Magpul StockThis Rock River Arms LAR-458 comes to us as a consignment sale and features the very interesting 458 SOCOM cartridge. Developed to address complaints from the Special Operations community regarding the lack of stopping power of the 5.56 NATO cartridge, 458 SOCOM was designed to run on the AR15/M-4 platform. Just swap out the upper receiver and you have a 300 grain round that's still traveling around 1950 fps. In other words,