Ruger SR-556: Piston Done Right, Pt 2

red dot was impressive with some groups but opened up some at 100 yards. The gun overall showed about a 2 MOA capability at 100 yards with regular ball ammo. Some 1 MOA groups with this regular ammo were achieved but were non-standard. With match grade ammo and careful benchresting, I think the gun might be 1 MOA capable. A better trigger should aid this quest for max accuracy of the SR-556. The design seems sound and squared away with a nice selection of supporting accessories. With a ...

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YouTube | October 19, 2009

Tags:. .ruger. .moa. .accuracy. .ammo. .piston