DefenseReview.com (DR): An online tactical technology and military defense technology magazine with particular focus on the latest and greatest tactical firearms news (tactical gun news), tactical gear news and tactical shooting news.
By David Crane defrev (at) gmail (dot) com February 18, 2010 This one falls into the category of “what the hell’s goin’ on around here?” The BATFE (Bureau of Alcohol Tobacco, Firearms and Explosives) raided Nashville-based firearms manufacturer and military defense contractor Sabre Defence, yesterday. According to reports, the BATFE has been investigating claims that Sabre Defence employees have been …
Read More »Tag Archives: retrofit gas piston
DefRev Clarification: Our Position on the USMC Infantry Automatic Rifle (IAR) Concept, and Alternative Sustained-Full-Auto AR Carbine/Rifle Options
By David Crane defrev (at) gmail (dot) com December 17, 2009 On December 4th, 2009, DefenseReview published an article on the HK IAR (Infantry Automatic Rifle) candidate–a modified HK416 5.56mm assault rifle/carbine/SBR–winning a U.S. Marine Corps IAR contract. In that piece, I tried to make the point that it’s a good idea to give warfighters a carbine/SBR with machine gun-level …
Read More »Ruger SR-556 Gas Piston/Op-Rod AR-15 Carbine/Rifle: Ruger Enters the Piston-Driven AR Fray
By David Crane defrev (at) gmail (dot) com Photo Credits: Sturm Ruger & Co., Inc. June 7, 2009 Updated on 6/16/09 Ever since the late
Read More »Adams Arms Retrofit Gas Piston System (RGPS) for Tactical AR-15 Carbines
By David Crane defrev at gmail dot com September 19, 2008 Adams Arms, Inc. is offering an "AR15 Fix" a.k.a. "Retrofit Gas Piston System (RGPS)" (Patent Pending) that will all you to easily convert your direct-gas-impingement (DGI) tactical AR carbine (tactical AR-15 carbine) into a short-stroke gas piston/op-rod system in about ten (10) minutes. The RGPS, described by the company …
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