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Create the page "300BLK 220gr Factory Subsonic 100yd.xlsx" on this wiki! See also the page found with your search.
- * '''Ammunition:''' Remington Express 220gr Subsonic ...example shows how critical it is to minimize muzzle velocity variance for subsonic rifle precision. Average muzzle velocity was 960fps, but the values observ2 KB (328 words) - 15:45, 2 January 2014