XM193 product is first run, first quality product manufactured at Lake City Army Ammunition Plant for Federal ATK and is made to Federal specifications.
All XM193 product is the same regardless of the sku or part number. (ie. XM193 is the same as XM193BK, XM193F and etc…) The only difference is the way they’re packaged. This XM193 configuration comes as 25 individual boxes with 20 rounds each