SIG Sauer, Inc. has announced its new .300 Blackout Supersonic Elite Performance Ammunition match grade center-fire cartridges.
It's not often you get to be in on the ground floor of the next big thing. And I think the 224 Valkyrie is the next big thing.
SIG Sauer’s new120-gr. supersonic 300 BLK SBR Elite Copper Duty load is specifically designed for short-barrel rifles.