The 5.56x45mm NATO and .223 Remington are the most commonly used rifle cartridges in the United States. PPU manufacturers both calibers using the highest grade materials and quality production control" ensuring precision performance along with proper feeding in bolt action and semi-automatic rifles.
Features :
Features :
- 556 NATO
- 3,240 Feet per second
- 55 Grain full metal jacket boat tail
- 20 Rounds per box