Winchester USA is made with premium components and super quality, which all the other manufacturers try to achieve. They use the best powders, smooth brass and sure-fire primers. It is reloadable and the standard to which others are compared. This .223 cartridge has a 55-grain full-metal-jacket bullet with lead core and brass case. Box may be marked 5.56, which is the military designation for this caliber. The Winchester part number may be Q3131, Q3131A or USA223R1. All will feed and function in standard .223 rifles. 20 rounds per box, 50 boxes per case. We sell this by the 20 Round box.

Ammunition is a non returnable item.