By David Crane defrev (at) gmail (dot) com November 19, 2011 A two days ago (Thursday), DefenseReview (DR) received a heads-up from our friend Rob Silvers at AAC (Advanced Armament Corp.) about SIG SAUER offering a 300 AAC Blackout (300BLK / 7.62x35mm)-version SIG516 (also written SIG 516) gas piston/op-rod (push-type operating rod) tactical AR carbine (AR-15 carbine) for the civilian …

By David Crane defrev (at) gmail (dot) com July 27, 2011 DefenseReview first became aware of the TNW SGP-QCB (System Gas Piston-Quick Change Barrel) 5.56x45mm NATO (5.56mm NATO)/.223 Rem. gas piston/op-rod tactical AR carbine/SBR (Short Barreled Rifle) weapons/upper receiver assemblies in December 2009 in a NorthwestFirearms.com forum thread. We subsequently did some additional research on the system in early June …

By Jeff Gurwitch July 25, 2011 When I first saw that Adams Arms (AA) was going to offer a super-lightweight upper with a “pencil thin” barrel, I was very skeptical. I could not help but think back to my time in basic training many years ago, where I was issued a M16A1. Thin profile barrels just seemed flimsy and out …

By David Crane defrev (at) gmail (dot) com April 21, 2011 Updated on 4/21/11. A company called Adcor Defense is manufacturing and marketing a new gas piston/op-rod (operating rod) tactical AR (AR-15) rifle/carbine/SBR (Short Barreled Rifle) called the B.E.A.R. Gas Piston Rifle (GPR). “B.E.A.R.” is an acronym that stands for “Brown Enhanced Automatic Rifle”, since the weapon was designed and …

By J.B. (Federal LEO) February 16, 2011 I recently got my hands on an Adams Arms 5.56 Tactical Elite PDW 5.56x45mm NATO/.223 Rem. gas piston/op-rod (operating rod) AR (AR-15) SBR (Short Barreled Rifle) upper receiver for one of my Sabre Defence AR carbine/SBR lowers. I have been trying to figure out which upper I was going to buy for my …

By David Crane defrev (at) gmail (dot) com DefenseReview (DR) has published a number of articles on FERFRANS Specialties SOAR (Special Operations Assault Rifle) series hard-use select-fire gas piston/op-rod (operating rod) and direct-gas-impingement (DGI) AR SBRs (AR-15 Short Barreled Rifles), carbines, and PDWs (Personal Defense Weapons) due to the fact that they rock. FERFRANS SOAR select-fire AR weapons are quality-manufactured …

By Jeff Gurwitch October 28 2010 Updated on 10/29/10 I was first introduced to the Adams Arms gas piston/op-rod (operating rod) system by fellow soldier Kirk Broyles while we were both competing at the 2009 Blue Ridge 3-Gun Championship. Kirk, shooting for Adams Arms, showed me his system and said he would set me up with Jim Granger of Adams …

By David Crane defrev (at) gmail (dot) com October 24, 2010 “DoubleTapper“, an Israeli blogger, has published a piece on the 4th Annual Israel Defence Exhibition (ISDEF 2010) in Tel Aviv. In that piece, he’s published some photos of the Silver Shadow Gilboa APR (Assault Pistol Rifle) select-fire tactical AR (AR-15) PDW (Personal Defense Weapon)/SBR (Short Barreled Rifle)/pistol, which, according …

By David Crane defrev (at) gmail (dot) com All photos contained in this article were taken by DefenseReview.com, and are copyrighted. DefenseReview.com owns the copyright on these photos. The photos were shot with a Canon PowerShot S90 10-megapixel digital camera (still camera with video capability). September 2, 2010 Back in May (2010), The Firearm Blog published a very short heads-up …

The following is a Sturm, Ruger & Co. press release: Southport, CT: August 26, 2010 — Sturm, Ruger & Co., Inc. (NYSE:RGR) is pleased to announce the new Ruger SR-556/6.8 rifle/carbine, a new chambering in the popular SR-556 two-stage, piston-driven, AR-Style rifle. The new SR-556/6.8 brings the power and downrange authority of the 6.8 SPC cartridge in a two-stage piston …