
Sig Sauer has announced further support for the 300 blackout cartridge with their new ammunition the 120gr 300 blackout SBR Elite Copper duty ammunition designed to be used in short barrel rifles.
Sig Sauer states ” The supersonic SBR Elite Copper Duty ammunition features an all-copper bullet and black oxide shell case to visually denote SBR capability. Velocity is 1,897 fps with muzzle energy of 959 ft-lbs out of a 6 ¾-inch barrel.
“The new 120gr supersonic SBR Elite Copper Duty ammunition delivers the highest terminal performance possible in short barrel AR-style rifles, something the professional community has been asking us to provide,” said Brad Criner, Senior Director, Brand Management and Business Development, SIG SAUER Ammunition. “Our various SIG Elite 300BLK ammunition loadings have been well received by match shooters, hunters, and law enforcement and government agencies, and there will be more exciting 300BLK offerings from SIG in the weeks to come.”
SIG Elite Copper Duty ammunition uses a flash reducing propellant to minimize visible signature while shooting in low-light situations. Premium-quality primers are also used to minimize variations in velocity”

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[…] has launched a new line of 300BLK ammunition, featuring both subsonic and supersonic options. The supersonic rounds offer a 125gr projectile designed for accuracy and minimal dispersion, while the subsonic […]