 The .222 Remington was eventually eclipsed in benchrest competition by the 6mm PPC.When the US military was looking for a new smallbore rifle cartridge, Remington started with the .222 Remington, and stretched it to increase powder capacity by about 20% in 1958 to make the .222 Remington Magnum.The greater powder capacity put the velocities between the standard .222 Remington and the .22-250.