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Ruger SR-556 Gas Piston/Op-Rod AR Carbine User Feedback: Case Extraction Problem and Solution.

By David Crane defrev (at) gmail (dot) com August 26, 2009 Back on June 7, 2009, DefenseReview published a heads-up piece on the new Ruger SR-556 gas piston/op-rod AR-15 tactical carbine. In that piece I wrote this: “One of the things were going to investigate is whether or not the SR556 is completely debugged, or whether it has the normal/usual ... Read More »

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