” The Defense Department released it’s annual testing report and unlike other weapons programs, the MK248 Mod 0 Sniper Round got a passing grade.”
” Used with the M2010 Enhanced Sniper Rifle, the Mk248-Mod0 (A191) .300 WinMag ammunition, is utilized to hit targets up to 1,200 meters out. The sniper system was built to improve the range and accuracy of other comparative systems.”
More here and see this companion piece : XM2010 New Army Sniper Rifle at the Range . These rifles are also available to the general public … for the tidy sum of $18,000 US . For those interested in the more technical aspects of the new round you can find the report from the Army’s testing lab here in PDF form .