Template:222remderivatives - English Wikipedia @ Freddythechick

Cartridges derived from the .222 Remington or its derivatives

First generation

Second generation

Based on .222 Remington Magnum	.204 Ruger
Based on .223 Remington/5.56 NATO	.17-223^x .17 Remington 4.3x45mm DAG 4.32x45mm SPIW 4.7x45mm DAG 4.85x49mm .19-223^x .20 Tactical .22 TCM 5.56×21mm PINDAD .223 Ackley Improved 6×45mm^x 6mm TCU^x .25-45 Sharps .25 Ugalde 6.5mm TCU^x .277 Wolverine 7mm TCU^x .300 Whisper 7.62×37mm Musang 7.62×40mm Wilson Tactical .30 TCU^x
Based on .221 Remington Fireball	.17 Mach IV^x .17 Remington Fireball .20 VarTarg^x .300-221/.300 Fireball .300 AAC Blackout .338 Whisper