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The 7×57mm Mauser Ackley Improved is an alternate version of the 7×57mm Mauser cartridge with 40 degree shoulder. This wildcat was designed to be easily made by rechambering existing firearms, and fire forming the ammunition to decrease body taper and increase shoulder angle, resulting in a higher case capacity with the trade-off of a smaller ...
Parker Otto Ackley (May 25, 1903 – August 23, 1989) [1] was an American gunsmith, barrel maker, author, columnist, and wildcat cartridge developer. The Ackley Improved family of wildcat cartridges are designed to be easily made by rechambering existing firearms, and fireforming the ammunition to decrease body taper and increase shoulder angle, resulting in a higher case capacity.
An overview of 7mm caliber cartridges, their history, and uses in firearms.
Type: Rifle: Place of origin: German Empire: Service history; In service: 1905–present: Used by: Germany, United Kingdom, Czechoslovakia, Spain, Poland, China ...
P.O. Ackley was a notable gunsmith famous for developing wildcat cartridges from parent cartridges like the 30-06 Springfield. For many of the wildcats listed above, and several of standardized commercial chamberings based on the 30-06 cartridge, there are "Ackley Improved" versions with sharper shoulders increasing case capacity. [25]
A Bigfoot “soldier” who dedicated her life to proving the existence of the large mythical creature has died aged 51.. Claudia Ackley was found dead at her Tennessee home over the weekend ...
Single-origin vs. blend coffee. Coffee can be broken down into two camps: single-origin or blend. If you’re not sure which you drink, the answer is probably blend — they’re more commonly ...
The 7mm-08 Remington is a rifle cartridge that is almost a direct copy of a wildcat cartridge developed around 1958 known as the 7mm/308. As these names would suggest, it is the .308 Winchester case necked down to accept 7 mm (.284) bullets with a small increase in case length.