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  2. Caliber conversion device - Wikipedia

    en.wikipedia.org/wiki/Caliber_conversion_device

    Another cartridge conversion was the Pedersen device, which was designed to convert the bolt action Springfield 1903 Mark I into a 40 shot blowback semi-automatic firearm chambering a lengthened version of the .32 ACP cartridge. The 1903 Mark I differed from the standard rifle in that it had a slot cut in one side of the receiver, which served ...

  3. Firearm modification - Wikipedia

    en.wikipedia.org/wiki/Firearm_modification

    Muzzleloading or paper cartridge to metallic cartridge conversions, such as the Allin conversion or Lund conversion; Conversion from fully automatic or select fire to semiautomatic only or manual operation, or vice versa; Short recoil to blowback conversions, used in various .22 Long Rifle conversions, such as the Colt Ace and J. A. Ceiner ...

  4. Improvised firearm - Wikipedia

    en.wikipedia.org/wiki/Improvised_firearm

    This may be accomplished by replacing the (often plastic) barrel of the flare gun with a metal pipe strong enough to chamber a shotgun shell, or by inserting a smaller-bore barrel into the existing barrel (such as with a caliber conversion sleeve) to chamber a firearm cartridge, such as a .22 Long Rifle. [22] [23]

  5. Talk:Caliber conversion device - Wikipedia

    en.wikipedia.org/wiki/Talk:Caliber_conversion_device

    The caliber conversion sleeves resemble fired cartridge cases in the rifle calibers for which they are made, but are made of steel instead of brass, and have an opening where the primer would normally sit into which the 32 ACP cartridge is inserted, prior to chambering the combined 32 ACP round and caliber conversion sleeve in the rifle.

  6. .38 Short Colt - Wikipedia

    en.wikipedia.org/wiki/.38_Short_Colt

    The .38 Short Colt, also known as .38 SC, is a heeled bullet cartridge intended for metallic cartridge conversions of the cap and ball Colt 1851 Navy Revolver from the American Civil War era. [1] Later, this cartridge was fitted with a 0.358-inch (9.1 mm) diameter inside-lubricated bullet in the 125–135 grains (8.1–8.7 g) range. [2] [3]

  7. Desert Tech MDR - Wikipedia

    en.wikipedia.org/wiki/Desert_Tech_MDR

    The rifle is compatible with Desert Tech caliber conversion kits that allow the rifle to change caliber. [8] [2] This provides a unique feature in which the rifle chassis can accept both intermediate cartridges and full-powered rifle cartridges on the same serial number platform (such as 5.56×45mm NATO and 7.62×51mm NATO magazines).

  8. 6.5×53mmR - Wikipedia

    en.wikipedia.org/wiki/6.5×53mmR

    Alteration of the original 6.5×53mmR caliber chamber by re-chambering the rifle barrel with a 6.5x57R [18] (see:6.5×57mm Mauser) chamber reamer has also been done, but the overall length of the original 6.5×53mmR Dutch or Romanian cartridge has to be maintained by seating the projectile more deeply into the cartridge case to fit the original ...

  9. .303/22 - Wikipedia

    en.wikipedia.org/wiki/.303/22

    The .303/22, sometimes known as the .22/303, is a wildcat centrefire rifle cartridge based on the .303 British, necked down to fire a .224 projectile, originating in Australia in the 1930s as a cartridge for sporterised rifles, particularly on the Lee–Enfield action. Similar versions also appeared in Canada around the same time. [3]