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2. Cylinder (firearms) - Wikipedia

   en.wikipedia.org/wiki/Cylinder_(firearms)

   At the end of the 20th century, the most widely adopted method of loading and unloading a revolver is the swing-out cylinder, invented by several people in early 1860s, not counting Daniel S. Moore's swinging barrel and cylinder assembly [12] in 1860, [13] amongst them were Charles W. Hopkins in 1862, [14] and Benjamin F. Joslyn in 1863, [15 ...

3. 16-inch/50-caliber Mark 7 gun - Wikipedia

   en.wikipedia.org/wiki/16-inch/50-caliber_Mark_7_gun

   The lightweight 16-in/50 Mark 7 was designed to resolve this conflict. These guns were 50 calibers long, 50 times their 16-inch (406 mm) bore diameter with barrels 66.7 ft (20.3 m) long, from chamber to muzzle. Each gun weighed about 239,000 lb (108 t) without the breech, and 267,900 lb (121.5 t) with the breech. [1]

4. Rototom - Wikipedia

   en.wikipedia.org/wiki/Rototom

   Drum company Remo has historically offered rototoms in seven diameters: 6 inches (15 cm), 8 inches (20 cm), 10 inches (25 cm), 12 inches (30 cm), 14 inches (36 cm), 16 inches (41 cm), and 18 inches (46 cm). However, as of 2023, Remo only offers rototoms ranging from a 6 to 10 inch diameter as part of a set that includes a mounting rail and stand.

5. Mateba Autorevolver - Wikipedia

   en.wikipedia.org/wiki/Mateba_Autorevolver

   The gun's entire upper assembly (barrel, cylinder and frame) are mounted on rails on the lower frame, which houses the trigger, hammer, and grip, and recoils 1/2 of an inch, or 12.7mm, on firing. The rearward motion of the upper assembly cocks the hammer, and the cylinder is rotated on the forward stroke. [ 2 ]

6. Colt Officer's Model (revolver) - Wikipedia

   en.wikipedia.org/wiki/Colt_Officer's_Model...

   The first weapons were produced with a drum that rotated counterclockwise, however, after the introduction of the Colt Army Special in 1908, the direction of rotation of the drum was reversed. [2] [3] In 1930 the Officer's Model Target Rimfire appeared, which was a .22 LR caliber version of the Model Target and was only produced with a 6-inch ...

7. List of 3D-printed weapons and parts - Wikipedia

   en.wikipedia.org/wiki/List_of_3D-printed_weapons...

   Steel barrel liner, breechblock, firing pin, spring .22 LR: Uses a plastic frame, slide, and fire control components with a steel barrel liner, breechblock, firing pin, and spring. First in line of "PG22" single shot pistols and revolvers. Individually designed, rather than built off of open-source plans. EMG-01A [30] 2018, July Weapon: Coilgun ...