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  2. .22 Hornet - Wikipedia

    en.wikipedia.org/wiki/.22_Hornet

    The .22 Hornet or 5.6×36mmR Hornet [2] is a varminting, small-game hunting, survival and competition centerfire rifle cartridge commercially introduced in 1930. It is considerably more powerful than the rimfire .22 WMR and the .17 HMR , achieving higher velocity with a bullet twice the weight of the .17 HMR bullet.

  3. Tripod head - Wikipedia

    en.wikipedia.org/wiki/Tripod_head

    Left-to-right: Ball head, one-way tilt head and three-way tilt head. A tripod head is the part of a tripod system that attaches the supported device (such as a camera) to the tripod legs, and allows the orientation of the device to be manipulated or locked down. Modular or stand-alone tripod heads can be used on a wide range of tripods ...

  4. Ball head - Wikipedia

    en.wikipedia.org/wiki/Ball_head

    A ball head is a metal or plastic apparatus placed on top of a tripod that increases stability and provides faster, more accurate rotation of the camera for the photographer. They are lighter than traditional three-way pan-tilt tripod heads. [citation needed] With fewer parts and a much simpler mechanism, ball heads are usually preferred by ...

  5. BGM-71 TOW - Wikipedia

    en.wikipedia.org/wiki/BGM-71_TOW

    In its basic infantry form, the system breaks down into some modules: a folding tripod mount, a launch tube (into the rear of which encased missiles are inserted), a mandatory daylight tracker unit, which can be augmented with an optional AN/TAS-4 or AN/TAS-4/A gas-cooled night sight (or an all-in-one tracker unit on the M41 ITAS version), and ...

  6. List of rimfire cartridges - Wikipedia

    en.wikipedia.org/wiki/List_of_rimfire_cartridges

    Rimfire ammunition is a type of metallic cartridge whose primer is located within a hollow circumferential rim protruding from the base of its casing. The most common rimfire cartridges are chambered for .17 caliber and .22 caliber. The bullet diameter for .17 caliber firearms generally measure .172 inch (4.37 mm), while the bullet diameter for ...

  7. M6 Aircrew Survival Weapon - Wikipedia

    en.wikipedia.org/wiki/M6_Aircrew_Survival_Weapon

    The M6 was a superposed ("over-under") combination gun, with a .22 Hornet rifle barrel located above the .410 bore shotgun barrel. It has 14-inch barrels and folds in half to a minimum size of 15 inches. [5] A storage compartment in the stock held nine rounds of .22 Hornet ammunition with four shotgun shells. [6]

  8. Weapon mount - Wikipedia

    en.wikipedia.org/wiki/Weapon_mount

    Casemate-mounted 5"/50 caliber gun on the USS North Dakota. A casemate is an armoured structure consisting of a static primary surface incorporating a limited-traverse gun mount: typically, this takes the form of either a gun mounted through a fixed armour plate (typically seen on tank destroyers and assault guns) or a mount consisting of a partial cylinder of armour "sandwiched" between ...

  9. .218 Bee - Wikipedia

    en.wikipedia.org/wiki/.218_Bee

    The .218 Bee cartridge was designed by Winchester for use in their Model 65 lever-action rifles. Winchester designed the cartridge by necking down the .25-20 Winchester cartridge to accept a .224 diameter bullet. Just as the .32-20 can be considered to be the parent cartridge of the .25-20, it can also be considered the parent cartridge to the ...