Developed by the late Horst Grillmayer and introduced at the 2010 IWA Show, it was another attempt to have a very hard hitting sub-sonic capable round with tactical application on an AR platform, in the same category as the 458 SOCOM/50 Beowulf/460 ALLIANCE and like...
458 MCW EXPRESS
The .458 MCW Express was designed in 1953 by Harold E. MacFarland, Mervin Corbett Jr. and Fred F. Wells, all from Prescott, Arizona. It is based on the .375 H&H Magnum case and predates the introduction of the .458 Winchester Magnum and...
458 LOTT
Developed by Jack Lott after a very bad encounter with a buffalo during a hunt in Mozambique with a 458 Win Mag, the 458 Lott is based on the 375 H&H case blown out straight and has evolved in one of the most versatile rifles for dangerous game in Africa. PMP...
458 HUBEL EXPRESS
This is one of a range of cartridges that was designed by Ed Hubel and is based on the 450 NE 3¼” cases with a belt for strengthening the base.
458 HOOSIER
458 HAM’R
Although very similar to the 458 SOCOM, the Ham’r was designed by Wilson Combat to exceed the ballistics of the SOCOM. It is powerful enough for any North American animal, but will also prove more than capable against vehicles and standard construction...
458 EXPRESS 3″ RIMMED
This was the (sort of) rimmed version of the 458 Express 3” above and was developed in 2008 for hunters who wanted a double rifle with the same ballistics. There used to be some rivalry between Prof. Badenhorst, the inventor of the 458 Express 3” and Ken Stewart who...
458 EXPRESS 3″
The 458 Express 3” dates from 1998 with the first rifles chambered in 2000. It was developed by South African hunter Prof. Koos Badenhorst, whom I knew well and had long conversations about the different 458 calibers Below is the text from the old website...
458 DENALI
458 CANADIAN MAGNUM
458 BIG BUFF
Designed by the late Ken Stewart for a Zimbabwe hunting outfit. 69mm case length
458 BARRETT
Huge case with heavily rebated rim. Still trying to find info on this.
458 B & M
458 AMERICAN 2″
458 ALPINE
Created by Australina Chris Boon, it is based on the 300 WSM case shortened and necked up.
458 AFRICAN EXPRESS
458 ACCURATE RELOADING
457 WILD WEST GUNS
The 457 WWG was developed by Jim West of Wild West Guns, in Anchorage Alaska around 1994. It started with him developing his own custom rifle, the Co-Pilot, a custom takedown lever action rifle designed for survival in the harsh Alaska wilderness and capable of...
450 WATTS
This last specimen was made by Ken Stewart for a private client, but we do not have any indication who it was.
450 WALKER
450 ASSEGAI PROOF stamped on case
450 VINCENT SHORT
450 VINCENT
450 ULTRA MAGNUM
The 450 Ultra Magnum was designed by John Bolliger and is a 375 Remington Ultra Mag necked up to .458 caliber
450 TS
450 SMITH
450 MARLIN
450 IMP
450 HOWELL
450 HEAVY EXPRESS SHORT ACTION MAGNUM
450 G & A SHORT MAGNUM
Designed by Jack Lott
450 DAKOTA
- info to follow -
450 BUSHMASTER
450 BARNES-JOHNSON EXPRESS
450 BARNES SUPREME
450 ASSEGAI
450 AMERICAN HUNTING RIFLE
450 ALASKAN
450 ACKLEY
Prototype model with lower shoulder by Peter Pichler Last specimen made from PMP basic brass
45-125 WINCHESTER EXPRESS
45-120 SHARPS STRAIGHT 3 ¼”
The BACO headstamp is by Buffalo Arms Co., Ponderay, ID with cases made for them by Bertrams
45-105 SHARPS STRAIGHT 2 ⅞”
45-100 SHARPS STRAIGHT 2 ¾”
45-100 SHARPS STRAIGHT 2.6″
45-100 SHARPS STRAIGHT 2.4″
45-100 REMINGTON №.3 MILITARY CREEDMOOR 2.6″
Very similar to the 45-100 Sharps 2.6” – See also RTB X 2-291
45-100 HOLDEN
Smaller in rim dimensions than the Sharps cases, but with larger body and head. Cyrus B. Holden used to work with Frank Wesson in the early 1870’s, but then began making his own single shot rifles. The brass case shown was made by Winchester. See Hoyem 4 p.109.
45-100 BROWN STANDARD
Basically a scarce loading of the 45-100 Sharps 2.6”
45 RAPTOR
The 45 RAPTOR is a new addition to the 308 WINCHESTER family of cartridges that has seen production of almost every caliber from .243 to .358. Rather than create an entirely new set of cartridge dimensions, it became apparent that matching the case length and...
45- 90 WINCHESTER
Dating from around October 1886, this was one of the first cartridges offered in the Winchester M1886 rifle and was listed up to around 1911. RMTA is for Rocky Mountain Tool and Armoury. Board dummy