Remington made a massive splash in 1962 when they rolled out their new Remington Model 700 rifle along with the brand new 7mm Remington Magnum cartridge. Using a shortened .375 H&H Magnumcase necked down to use a .284″ bullet, the 7mm Remington Magnum (often referred to as the 7mm Rem M...
should have taken your advice and stayed with the .223. I have aquired a Model 700 SPS in 300 BLK suppressed, and it is everything I wanted from that cartridge and that application. I know now that bolt action is THE way to go for suppressed blackout. ...