About SBR (Southern Ballistic Research) Ammo
SBR (Southern Ballistic Research) is a premier ammunition manufacturer known for producing high-quality, precision-engineered rounds for law enforcement, military, hunting, and civilian shooting applications.
With a strong commitment to innovation and reliability, SBR has become a trusted name in the firearms industry.
Founded with a focus on developing specialty and high-performance ammunition, SBR has played a key role in advancing large-caliber and subsonic cartridge technology.
The company is well-known for its .458 SOCOM ammunition, a powerful round designed for tactical and hunting use, as well as its .375 SOCOM and .338 Spectre cartridges, which offer superior performance in AR-platform rifles.
SBR also specializes in subsonic ammunition, designed to provide optimal performance in suppressed firearms while maintaining excellent accuracy and energy retention.
These rounds are used by law enforcement agencies and special operations units for stealth operations and reduced noise shooting.
Beyond tactical and specialty rounds, SBR produces match-grade ammunition for precision shooting, ensuring consistent performance for competitive and long-range shooters.
Every round is manufactured with strict quality control to deliver exceptional accuracy, reliability, and stopping power.
With a dedication to research, development, and precision manufacturing, SBR continues to lead the industry in specialty ammunition innovation, providing shooters with cutting-edge solutions for a variety of shooting needs.
Popular SBR Calibers
.458 SOCOM
One of SBR’s most well-known calibers, the .458 SOCOM is designed for AR-15 platforms, delivering powerful stopping force for hunting, defense, and tactical applications.
.375 SOCOM
A high-energy, large-caliber round, the .375 SOCOM offers better ballistics and flatter trajectory compared to the .458 SOCOM, making it an excellent choice for hunting and precision shooting.
.338 Spectre
Designed for subsonic and suppressed applications, the .338 Spectre is ideal for stealth operations, tactical use, and hunting with AR-15 and bolt-action platforms.
.500 Auto Max
A high-power cartridge built for the Big Horn Armory AR500 rifle, the .500 Auto Max is designed for big game hunting and defense against dangerous animals.
.300 Blackout (Subsonic & Supersonic)
SBR manufactures precision .300 Blackout rounds for both suppressed and unsuppressed shooting, making it a favorite for home defense, tactical use, and hunting.
.450 Bushmaster
A heavy-hitting, straight-walled cartridge, the .450 Bushmaster is a top choice for hunting large game and is widely used in states with straight-wall cartridge hunting regulations.
9mm Subsonic
Designed specifically for suppressed firearms, SBR’s 9mm subsonic ammo provides smooth cycling, low noise, and reliable performance for defense and law enforcement applications.
5.56 NATO / .223 Remington
SBR produces high-quality 5.56 NATO and .223 Remington rounds for military, law enforcement, and civilian shooters, offering consistent accuracy and reliability.
.50 Beowulf
A high-energy round for AR-platform rifles, the .50 Beowulf delivers massive stopping power, making it ideal for hunting and barrier penetration.
.40 S&W & .45 ACP Subsonic
Designed for silent operations, SBR’s subsonic .40 S&W and .45 ACP rounds provide smooth cycling and deep penetration, perfect for suppressed handguns and tactical use.
SBR Firearm Parts and Accessories
Southern Ballistic Research (SBR) primarily focuses on manufacturing high-quality ammunition and firearm components.
While they do not produce complete firearms, they offer a range of firearm parts and accessories to support custom builds and enhance existing platforms for various applications, from hunting to tactical use.
Here are some of their notable products:
AR-15 Upper Receivers
SBR provides complete upper receivers compatible with AR-15 platforms, including options for calibers like .458 SOCOM and .338 Spectre. These uppers are designed for seamless integration and optimal performance.
Rifle Barrels
Offering a selection of precision rifle barrels, SBR caters to various calibers and lengths, ensuring shooters can find the ideal barrel for their specific needs.
Bolts and Bolt Carrier Groups
SBR supplies bolts and bolt carrier groups tailored for specific calibers, such as .458 SOCOM and .338 Spectre, ensuring reliable cycling and durability.
Reloading Supplies
For enthusiasts who prefer custom ammunition loading, SBR offers reloading supplies, including cartridge brass, bullets, and die sets, supporting calibers like .338 Spectre.
