By Jeff Gurwitch All photo and video content contained in this article is copyrighted. Jeff Gurwitch and DefenseReview.com own the copyright on all photo and video content.  The following article is property of DefenseReview.com (DR) and Jeff Gurwitch (author), and is copyrighted material. If you are reading this article on another website other than DefenseReview.com, please email us the website address/URL (where …

By Jeff Gurwitch The following article is property of DefenseReview.com (DR), and is copyrighted material. If you are reading this article on another website other than DefenseReview.com, please email us the website address/URL (where the unauthorized DR article reprint is located) at defrev (at) gmail (dot) com. Thank you. Photo(s) Credit: Jeff Gurwitch October 17, 2013 I was recently given …

By David Crane defrev (at) gmail (dot) com The following article is property of DefenseReview.com (DR) and is copyrighted material. If you are reading this article on another website other than DefenseReview.com, please email us the website address/URL (where the unauthorized DR article reprint is located) at defrev (at) gmail (dot) com. Thank you. April 20, 2012 Military Times GearScout …

By David Crane defrev (at) gmail (dot) com December 4, 2011 Last updated on 12/05/11. DefenseReview (DR) recently published a hands-on review of the Adams Arms (AA) Evo Ultralite ultra-lightweight gas-piston/op-rod (push-type operating rod) AR upper receiver, written by DR writer/contributor Jeff Gurwitch. Well, the AA boys have been busy little beavers over there and have developed some more creamy …

By David Crane defrev (at) gmail (dot) com August 8, 2011 DefenseReview (DR) writer/contributor Jeff Gurwitch recently tested the FERFRANS RRS/DSAS (Rate Reduction System/Delayed Sear Activation System) for its ability to make full-auto fire controllable and to see its effect on semi-auto fire split times during multiple target engagement drills with Adams Arms (AA) and FERFRANS SOAR-P tactical AR SBR (Short …

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 June 2, 2010 In their ongoing efforts to upgrade/improve and/or replace the Colt SOPMOD M4/M4A1 Carbine with the “Next Carbine”, the U.S. Army Contracting Command just issued a sources sought notice/solicitation (Solicitation Number: W15QKN-10-X-0455) on May 27, 2010 requesting information on potential weapon capabilities for an “Individual Carbine” as part of a “market …

By Michael Pannone This article is the follow-up to the author’s first article on the subject, titled "M4/M4A1 Carbine Reliability Issues: Why They Occur, and Why They’re Our Fault!". March 15, 2009 If your Explorer gets a flat does that mean "Fords are unreliable"? If you put bad fuel in your Tundra does that mean "Toyotas run crappy"? Stay with …

Why M4's have reliability issues…and why it's our fault! By Michael Pannone December 24, 2008 I fired 15,000 rounds through a semi-automatic M4/M4A1-type direct-gas-impingement (DGI) carbine in 31 weeks without a single malfunction attributable to anything except bad ammunition or bad magazines, with a grand total of 9 malfunctions. The least number of rounds fired between cleanings was 960 rounds, …

by David Crane david@defensereview.com If you decide to check out the TangoDown vertical foregrip, you might also want to take a quick look at Buffer Technologies’ BATTLEGRIP, which they’ve designed specifically for AR-15/M16 series rifles and M4/M4A1 carbines. The BATTLEGRIP is an ergonomic, highly durable "rubberized" pistol grip/battery storage system that can simultaneously store two Aimpoint CompM2-type batteries AND two …