What is the 6 mm-222 Magnum?

The 6 mm-222 Magnum is a wildcat rifle cartridge, introduced in 1961.

What bullet diameter does the 6 mm-222 Magnum use?

The 6 mm-222 Magnum uses a bullet diameter of 0.243 inches.

The 6 mm-222 Magnum has a Rimless, Bottlenecked case type.

The 6 mm-222 Magnum uses a Large Rifle (.210") primer.

Rifle Wildcat

Dimensions (inches)

Parent Cases

.222 Magnum

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Powder (name or brand)

Min MV (fps)

Max MV (fps)

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Cartridges with the same bullet diameter (0.243")