The .556 ammo offered by C&C Indoor Range in Spartanburg, SC is some of the best ammunition on the market. The .556 is a high-powered rifle cartridge that is popular among hunters and target shooters. The .556 is a very accurate round, and it has a high velocity, making it ideal for long-range shooting. The .556 is also a very powerful round, and it can be used to take down large game animals. The .556 ammo offered by C&C Indoor Range is of the highest quality, and it will provide you with the best possible performance. If you are looking for .556 ammo, C&C Indoor Range is the place to go.