- info to follow -

Concept cartridge by Christian von Rautenkranz. It is based on a shortened 45 Win Mag case but there are no guns in existence for this cartridge. PFH = Ponts Farm House

The 45 Cowboy Special was designed specifically for the Cowboy Action Game and is a shortened version of the 45 Colt cartridge for use with low velocity lead bullets with minimal recoil. The shorter case of the 45 Cowboy Special make it an ideal cartridge over the...

This was called the Cal .45 revolver ball Cartridge Model of 1909 for Single and Double Action revolvers. It was developed from an earlier modified Colt round in order to standardise a cartridge able to function in both the newly manufactured double action revolver...

In the latter part of 1905 Frankford Arsenal was ordered to develop a full metal jacket revolver round for trials that would be conducted in the beginning of 1906. This is the Model 1906 .45 Revolver Ball cartridge. The official test lot from January 1906 proved...

The .45 Colt was a joint development between Colt's Patent Firearms Manufacturing Company, of Hartford, Connecticut, and the Union Metallic Cartridge Company of Bridgeport, Conn. Although development started in 1871, it was adopted by the Army in 1873. It replaced the...

At the end of WW2 the Canadian Military was searching for a new service handgun and the 45 Brigadier was developed by the North America Arms Corporation for them. The gun they developed was based on a scaled up version of the FN GP35 pistol. The cartridge was a longer...

This was a development by Peters Cartridge Company around 5 years after the introduction of the 45 ACP as an effective alternative to the use of half-moon clips on the 45 ACP cartridges in the S&W and Colt Model 1917 Revolver. There was a large number of surplus...

Frankford Arsenal already started development of a military automatic pistol cartridge during 1904 with commercial cases manufactured by Winchester. In 1905 Frankford Arsenal was requested to develop a quantity of cartridges for testing in early 1906. A rimless and...

The ADP (Advanced Defensive Pistol) was a South African development by Alex du Plessis in 1991 as a concealed carry handgun for police as well as civilian use. It first appeared in 1994 via Aserma, a South African company but the rights were sold about the same time...

The history of the 45 ACP and the Colt 1911 started during the late 1890’s. At that time there were still a large number of revolvers in use by the US military forces and it was during the Moro Rebellion of 1899 – 1913 in the southern Philippines that the necessity of...