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  2. .32 Winchester Self-Loading - Wikipedia

    en.wikipedia.org/wiki/.32_Winchester_Self-Loading

    When first introduced, however, the notable firearm expert Townsend Whelen noted the .32SL cartridge as displaying similar ballistics as the .32-40 Winchester black powder, low-pressure cartridge. [3] He further suggests the best use of the .32 SL as being for rapid-fire target shooting for ranges up to 300 yards. Within such ranges, it is ...

  3. .276 Enfield - Wikipedia

    en.wikipedia.org/wiki/.276_Enfield

    The .276 Enfield was designed with the intent of being more powerful than the .303 British cartridge used in the Lee–Enfield rifles and to be at least similar in size and performance to other large, powerful early 20th century military rifle cartridges, like the .280 Ross, 7.92×57mm Mauser, .30-06 Springfield and 7.5×55mm Swiss GP11.

  4. .500/450 Nitro Express - Wikipedia

    en.wikipedia.org/wiki/.500/450_Nitro_Express

    The .500/450 Nitro Express is a rimmed bottlenecked cartridge designed for use in single-shot and double rifles. It is based on the old black-powder .500/450 Magnum Black Powder Express . It fires a .458-inch (11.6 mm) 480-grain (31 g) projectile at over 2,175 feet per second (663 m/s).

  5. 7-30 Waters - Wikipedia

    en.wikipedia.org/wiki/7-30_Waters

    Best performance is had with the rifle barrel; with the shorter carbine barrels the .30-30 is a better choice. [citation needed] With the long barrel, however, the 7-30 provides flatter trajectory, and a longer effective range, as well as reduced recoil from the lighter bullets. Despite the advantages, the 7-30 still lags far behind the ...

  6. .277 Wolverine - Wikipedia

    en.wikipedia.org/wiki/.277_Wolverine

    It is a multi-purpose mid-power cartridge with increased ballistic performance over the AR-15's traditional .223 Remington (5.56×45mm NATO) cartridge. The use of a modified 5.56 case means that at minimum, only a new barrel is needed to convert any 5.56-based firearm to .277 Wolverine.

  7. Calhoon cartridges - Wikipedia

    en.wikipedia.org/wiki/Calhoon_cartridges

    This was an attempt to take the best features of his earlier cartridges the .19 Calhoon Hornet and the .19-223 and create a very powerful and efficient cartridge. This cartridge is based on the rimless .30 M1 Carbine case, which has almost the same rim diameter as a .22 Hornet but has fewer potential feeding problems in some rifles because of ...

  8. 6 mm XC - Wikipedia

    en.wikipedia.org/wiki/6_mm_XC

    The 6XC is a 1000-yard cartridge, comparable to benchrest calibers such as 6x47mm Swiss Match, 6.5×47mm Lapua and 6 mm/22-250; it fits into cartridge class that exceeds the velocities of benchrest calibers such as 6mm BR Remington, 6mm BRX and 6mm Dasher. David Tubb has claimed several wins with the 6XC in NRA High Power National Championships ...

  9. .276 Pedersen - Wikipedia

    en.wikipedia.org/wiki/.276_Pedersen

    Nearly 100 years after the .276 Pedersen introduced the concept of a 7mm infantry round for semi-automatic rifles, on April 19, 2022, the United States Army adopted the .277 Fury (6.8x51mm Common) as the United States Army's general-purpose cartridge, this cartridge features a 7.04 mm bullet in a two-part version of a necked down 7.62x51mm NATO ...