The following from the Wilson Combat website: "The 6.8 Special Purpose Cartridge (6.8x43mm) was initially developed by MSG Steve Holland and Chris Murray, a United States Army Marksmanship Unit gunsmith to offer superior downrange lethality over the 5.56 NATO/.223...
Another of the Lazzeroni range without its own headstamp. This one uses the Firehawk case.
Apparently only about 2000 of these cases were manufactured during the late 90’s, but it could not be used because of the fact that “SPITFIRE” was already registered as a trademark. Uncertain how many got into circulation but not a lot.
Developed as a 1,000 yard match rifle, if they can get the barrels to last more than a few hundred shots!
This is the 300 Weatherby necked to 6.5mm with no other changes, which makes it the same as the 6.5/300 Weatherby-Wright Magnum that was first listed in the 1962 edition of P.O. Ackley’s Handbook for Shooters and Reloaders. It was developed by Lt. Col Paul Wright of...
Very similar to the 6.5 – 300 Weatherby but with a higher shoulder/shorter neck.
Match cartridge based on the 7 x 57 Improved necked to 6.5mm
Introduced around 1994 by Layne Simpson, 3 years before the 260 Remington was standardised
This is another attempt to fit the next best design on the AR platform. Based on the 5,56 case with a 6,5mm bullet
Based on the 5.56 NATO round loaded to the same OAL, it is an attempt to give an improved cartridge on the AR15 platform.
Developed by Fred Smith of Bulberry Barrel Works, Hurricane, UT. It is based on a slightly shortened 30-30 Win case necked down and given some Ackley treatment
The 6.5mm-06 A-Square originated as a wildcat, based on the popular .30-06 Springfield. A-Square standardized the dimensions of the cartridge and submitted them to SAAMI in 1997. Currently produced by Nosler, Quality Cartridge and A-Square. No. 1 produced by OPM...
This is a new development by Hornady and is considered the big brother of the 6.5 Creedmoor cartridge. It is a flat shooting cartridge that gives extended range because of the increased case capacity. It is based on the Ruger Compact Magnum case and gives about 28%...
The 8mm-06 ICL Increased Case/Capacity Load) is very similar to the 8mm-06 Ackley, the only difference is the neck length. This is one of a line of cartridges designed by Arnold and Vern Juenke. The first line of ICL cartridges were advertised from 1949 onwards in...
Below is a replica of the Battlestar that was made by OPM is South Africa
300 WSM necked down to 7mm with longer neck for improved accuracy
This is the standard .308 Winchester case that was necked to 7mm. It was adopted by Remington in 1980
One of the early Ackley cartridges from around 1950.
The 7mm WSM was introduced by Winchester in 2002 together with the 270 WSM after the release of the 300 WSM in 2001. It is loosely based on the 404 Jeffery case shortened and necked down.