Starline Brass

The .44 Colt is a historic revolver cartridge originally developed for Colt's cartridge conversion revolvers, including conversions of the famous 1860 Army percussion revolver. It played an important role during the transition from cap-and-ball firearms to metallic cartridge revolvers and remains a favourite among...

The .44 Auto Mag was developed to deliver true .44 Magnum performance from a semi-automatic pistol, an ambitious concept that resulted in one of the most iconic handgun cartridges ever produced. Designed around the innovative Auto Mag pistol created by the late Harry Sanford,...

The .44 Remington Magnum is one of the most iconic and influential handgun cartridges ever developed. Introduced in 1955 through a collaboration between Remington and Smith & Wesson, it set a new benchmark for commercial handgun performance and remained the world's most powerful commercially...

The .44 Special is a classic revolver cartridge renowned for its outstanding accuracy, mild recoil, and exceptional versatility. Introduced by Smith & Wesson in 1907, it laid the foundation for the later development of the legendary .44 Magnum. Its generous case capacity and moderate...

The .44 Russian is a historic revolver cartridge introduced by Smith & Wesson in the late 19th century after being developed for the Imperial Russian military. Widely regarded as one of the first truly accurate revolver cartridges, it established a reputation for precision that...

The .44-40 Winchester, originally introduced in 1873 as the .44 Winchester Center Fire (.44 WCF), is one of the most famous cartridges of the American West. Its availability in both Winchester lever-action rifles and Colt revolvers made it an instant success, allowing frontiersmen, ranchers,...

The .444 Marlin was introduced in the mid-1960s to give Marlin's Model 336 lever-action rifle a significant increase in power, creating one of the most capable straight-wall hunting cartridges of its time. Delivering heavy projectiles with substantial energy, the .444 Marlin quickly earned a...

The .45 Auto, more commonly known as the .45 ACP (Automatic Colt Pistol), is one of the most iconic handgun cartridges ever developed. Designed by the legendary John Moses Browning in the early 20th century, it was adopted as the official U.S. military handgun...

The .45 Auto Rim was developed shortly after the First World War to allow revolvers chambered for the .45 Auto to be fired without the use of moon clips. By incorporating an extra-thick rim, the cartridge headspaces correctly in revolvers originally designed for the...

The .45 Winchester Magnum was developed to deliver substantially greater performance than the .45 ACP while retaining the familiar .45 calibre projectile. Featuring a strengthened, lengthened case and operating at significantly higher pressures, it offers magnum-level performance in semi-automatic pistols and single-shot handguns. Designed...

The .45 Colt is one of the most legendary revolver cartridges ever developed. Introduced in 1873 for the Colt Single Action Army, it was originally designed as a black powder service cartridge and quickly earned a reputation for reliability, accuracy, and impressive stopping power....

The .45 S&W Schofield is a historic revolver cartridge developed by Smith & Wesson in the 1870s for the Schofield top-break revolver used by the U.S. military. Closely related to the .45 Colt, it features a shorter case and a slightly larger head diameter,...

The .450 Bushmaster was developed as a hard-hitting, big-bore cartridge for the AR-15 platform, delivering exceptional stopping power at close to moderate hunting distances. Designed to provide maximum performance while retaining the familiar handling characteristics of the AR-15, conversion generally requires only an appropriate...

The .454 Casull is one of the world's most powerful production revolver cartridges, originally developed in 1957 by Dick Casull to deliver dramatically greater performance than the .45 Colt. Featuring a strengthened case and a length approximately 0.100" longer than the .45 Colt, it...

The .455 Webley Mk II is one of Britain's most historic military revolver cartridges, introduced in the late 19th century for service with the famous Webley revolvers carried by British and Commonwealth forces. Renowned for its reliability and effectiveness, the cartridge saw extensive military...

The .45-70 Government is one of the most legendary rifle cartridges ever developed. Originally adopted by the U.S. Army in 1873, it has remained in continuous use for more than 150 years thanks to its exceptional versatility and proven performance. From traditional black powder...

The .45-90 Winchester, also known as the .45-2.4", is a classic black powder rifle cartridge developed as a longer, more powerful evolution of the legendary .45-70 Government. With its increased powder capacity, the .45-90 delivers higher velocities and greater energy while maintaining the exceptional...

The .45-100 Sharps, also known as the .45-2.6", is one of the classic long-case cartridges of the American buffalo hunting era. Developed as an extended version of the .45-70 Government, its larger powder capacity was designed to deliver higher velocities and greater long-range performance,...

The .458 SOCOM was developed to provide the AR-15 platform with a powerful large-calibre cartridge capable of delivering outstanding performance at close to moderate ranges. Featuring a rebated rim based on the .308 Winchester bolt face and necked to accept .458" diameter projectiles, it...

The .460 S&W Magnum is one of the most powerful production revolver cartridges ever created and holds the distinction of being the highest-velocity commercial revolver cartridge in the world. Developed by Smith & Wesson as an extended, higher-pressure evolution of the .454 Casull, it...