Search Results for: ar-15-sbr

The Big M4 Myth: ‘Fouling caused by the direct impingement gas system makes the M4/M4A1 Carbine unreliable.’

By Mike Pannone Info@CTT-Solutions.com All photos contained in this article were taken by Mike Pannone for DefenseReview.com, and are copyrighted. Mike Pannone and DefenseReview.com own the copyright on these photos. March 19, 2010 Here’s my question for those that subscribe to the direct impingement fouling concept: I fired 2400 rounds of M193 through a 14.5” M4-type upper receiver from Bravo …

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Grip Pod System (GPS02 Military Model) Gets Independently-Extendable Legs!

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). February 15, 2010 We here at DefenseReview make no secret of being big fans of …

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Primary Weapons Systems Introduces PWS Enhanced Buffer Tube, MilSpec for Tactical AR Carbines and SBRs/Subcarbines at SHOT Show 2010

By David Crane defrev (at) gmail (dot) com February 9, 2010 While DefenseReview was chatting with John “Chappy” Chapman at the Laser Devices, Inc. booth at SHOT Show 2010, he told us we absolutely had to go take a look at the PWS Enhanced Buffer Tube, MilSpec, which is designed to replace the standard buffer tube on tactical AR (AR-15) …

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U.S. Army Issues Sources Sought Notice/Solicitation for “Market Survey” for M4 Carbine “Modification Kit”/Performance Upgrade Kit

By David Crane defrev (at) gmail (dot) com On January 22, 2010, during the last day of SHOT Show 2010, coincidentally, the U.S. Army Contracting Command (ACC), Joint Munitions and Lethality (JM&L) Contracting Center issued a Sources Sought Notice/Solicitation for “market survey” for a drop-in Commercial-Off-The-Shelf (COTS)/Non-Developmental Item (NDI) “modification kit” (i.e. performance upgrade kit) for “improvements to the M4 …

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PWS Diablo 7.62x39mm Russian: 7″-Barreled Long-Stroke Gas Piston/Op-Rod AR (AR-15) SBR/Complete Upper Receiver Assembly

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). February 4, 2010 After last year’s SHOT Show (2009), DefenseReview published information on the Primary …

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Video: GEN III SRSS BullDog762 Bullpup M14/M1A 7.62mm NATO Battle Rifle Test Fire (Rapid Fire Test)

By David Crane defrev (at) gmail (dot) com January 12, 2010 DefenseReview recently published an article on the GEN II SRSS BullDog762 bullpup M14/M1A 7.62mm NATO battle rifle going to combat in Stan (Afghanistan), and we’re currently waiting on a field report on it. In the meantime, Short Rifle Stock Systems Inc. (SRSS) has just released a short test/demonstration video …

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Czech Republic CZ S805 Assault Rifle/Carbine: FN MK16 SCAR-L Meets HK G36. Civilian-Legal, Semi-Auto Version on the Way? And, if so, is it worth getting excited about?

By David Crane defrev (at) gmail (dot) com December 31, 2009 Since we just published a heads-up piece on the CzechPoint/CZ vz. 58 7.62x39mm Russian caliber semi-auto tactical rifle/carbine for the civilian tactical shooting market, we might as well touch on the next-gen Czech Republic army’s assault rifle/carbine–and the military (select-fire/full-auto) vz. 58’s replacement–the CZ S805 assault rifle/carbine, which was …

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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 …

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U.S. Marine Corps Selects Heckler & Koch Infantry Automatic Rifle (HK IAR) Candidate as Replacement for FN M249 SAW/LMG

By David Crane defrev (at) gmail (dot) com December 4, 2009 Updated on 12/15/09 Marine Times (a.k.a. Marine Corps Times) is reporting on the U.S. Marine Corps (USMC) selecting the Heckler & Koch Infantry Automatic Rifle–or HK IAR, for short–to replace the FN M249 SAW/LMG (Squad Automatic Weapon/Light Machine Gun). The HK IAR is a 5.56x45mm NATO (5.56mm NATO) gas …

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SRSS BullDog762 Bullpup M14/M1A 7.62mm Battle Rifle Goes to Combat: SpecOps Tests BullDog’s Bite

By David Crane defrev (at) gmail (dot) com November 29, 2009 Updated on 12/04/09 Fourteen months ago, DefenseReview broke the story on the SRSS BullDog762 bullpup M14/M1A battle rifle (7.62x51mm NATO/.308 Win.). Well, the BullDog 762 just went operational, and Defense Review is going to keep an eye on it to see how it performs in the U.S. military Special …

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