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Tag Archives: stroke piston rifle

SIG SAUER SIG516 Short-Stroke Gas Piston/Op-Rod Tactical AR (AR-15) Weapons Series

By David Crane defrev (at) gmail (dot) com September 21, 2009 Updated May 31, 2010 Back in June, DefenseReview published an article on the Ruger SR-556 piston AR. Well, it’s now official: Everyone AND their mother is now making short-stroke gas piston/op-rod AR (AR-15) carbines and SBRs (Short Barreled Rifles). SIG SAUER has just entered the game with their SIG516 ... Read More »

HK416 Piston-Driven 5.56 Carbine and High-Reliability 30-Round Steel Mag

by David Crane [email protected] All digital photos of the HK416 Enhanced Carbine at International SOF Week/APBI below were taken by, and are the exclusive property of, DefenseReview.com. Click on photos below to view them full-size. July 15, 2005 It looks like the FN SCAR-Light (FN SCAR-L) carbine/subcarbine (select-fire, 5.56x45mm) might have some competition in SOF (Special Operations Forces) circles–and, more ... Read More »