.17-223

Rifle cartridge January 2013 Product February 2023 .17-223 MicroExp.JPG 300px Left to right: .17/223 Norma Experimental, .17-223 Frankford Arsenal Experimental F A 7 2, .17-223 Frankford Arsenal Experimental F A 7 3, 4.3x45 D.A.G. Experimental DAG 4.3X45, 4.9x45 D.A.G. Experimental DAG .223, 4.7x45 Experimental DAG 4.7 MM, 4.85x49 Experimental XL1E1 RG 77 4.85 United States Rifle .223 Remington Rimless, bottleneck .172 .203 .358 .376 .378 1.76 2.15 Small rifle 25 Hornady 3929 875 25 Hornady 3940 862 25 Hornady 3989 883 22 in Ammo Guide Ammoguide.com The .17-223 / 4.4x45mm is a centerfire wildcat rifle cartridge. It is based on the .223 Remington, but the neck is re-sized to accept a .17 caliber bullet. The .17 Remington is nearly identical, but on the latter the shoulder is moved .087 in mm on back to allow a longer case neck. See also .17 Remington List of rifle cartridges 4 mm caliber References External links .17-Caliber Ultra Bomb! By Dave Moreton Category:Pistol and rifle cartridges Category:Wildcat cartridges