338-378 KT

The 338-378 KT was designed by Elmer Keith and Bob Thompson in the 1960's as a long range elk cartridge to be used with slower burning powders available at that time. They kept the Weatherby double radius shoulder but shortened the case 1/4" to better suit case...

338 RAZOR

The 338 Razor is another cartridge designed by Alaskan ELR shooter Pro Martusheff (aka Swamplord) from Precision Rifled Ordnance. It is the shorter case version of the 338 Headhunter built specifically for Remington 700 and Winchester Model 70 actions. The case is...

338 EDGE

The .338 Edge was designed by former SWAT/Narcotics officer Shawn Carlock in 2001 and was released after Remington brought out the 300 Remington Ultra Mag, but before the introduction of the 338 Ultra Mag. The 338 Edge is thus effectively a 338/300 RUM wildcat. With...