250+ pieces of processed factory once fired 300 AAC Blackout brass. NOT Converted from 223/556 brass. You’ve invested in your components so use the best 300blk brass money can buy. We run 1x fired 300blk brass in our guns because we know the brass has been fire formed to a 300blk chamber. This premium brass has been: Full length resized, Deprimed, Swaged (primer crimp removed)Trimmed to 1.360+/-.003, Washed and polished, and finally ANNEALED.  Ships only in the United States. Can not ship where prohibited. Check your state laws before ordering.