Starline Brass .223 Rem/5.56 Unprimed Brass Small Cartridge Case, 100/bag - STAR223REMEU

Starline Brass 223 Remington Unprimed Cases 100 Rounds Star223RemEU Features: The .223 Remington is one of the most widely used centerfire cartridges today. Tracing its roots back to the .222 Remington the .223 was designed to achieve certain ballistics for military use. The .223 Remington when in its military form is known as the 5.56x45mm NATO. The differences between the two being the pressures that they are loaded at and the chamber in the firearm itself. When loaded at .223 Remington pressures Starline s brass is safe to use in any firearm chambered for .223 or 5.56x45mm. If loaded to 5.56 pressures you need to use firearms labeled for use with 5.56mm. It can be unsafe to fire 5.56mm ammunition in firearms with a .223 Remington chamber. Starline Brass 223 Remington Unprimed Cases 100 Rounds Star223RemEU Specifications: Type Rifle Style Small Length 1.745-1.750 Series 223 Remington Gun Type Rifle Material Brass Quantity 100 Per Bag Metal Type Brass Caliber Or Gauge 223 Rem 5.56 NATO