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 …

By David Crane defrev (at) gmail (dot) com May 20, 2009 According to Army Times magazine, The 75th Ranger Regiment is scheduled to battle test the Special Operations Combat Assault Rifle (SCAR) very soon. The Rangers will reportedly be taking 600 FN SCAR rifle/carbine/subcarbine/SBR (Short-Barreled Rifle) weapons packages into battle, but DefenseReview doesn’t know how many of these are the …

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 (at) defensereview (dot) com Image(s) Credit: Strike Industries (SI) October 25, 2021 DefenseReview (DR) hasn’t written about Strike Industries (SI) products for quite some time, but the new SI Strike Iron Sights in both Standard Height and Suppressor Height variants caught our attention, since they have some interesting design features. The new sights are available for …

By David Crane Image(s) Credit: Cobalt Kinetics July 31, 2021 Cobalt Kinetics, a company whose products DefenseReview (DR) covered quite a bit a few years ago, is relaunching and updating their BAMF-Pro series of competition/tactical carbines and pistols, and recently issued a press release to that effect, which reads as follows: Cobalt Kinetics® is BACK and BETTER than ever! July …

By Jeff Gurwitch September 12, 2019 Last updated on 9/12/19. In DefenseReview’s (DR) “The Build” Episode 1: “Franken Race Rifle”, retired Special Forces Soldier and DR writer/contributor Jeff Gurwitch, discusses building a competition-ready AR-15, as well as the benefits of hydraulic buffers and the FERFRANS Delayed Sear Activation System (DSAS)/Rate Reduction System (RRS) bolt carrier group (BCG) in semi-auto and …

By David Crane david (at) defensereview (dot) com April 28, 2019 So, as if the Maxim Defense PDX tactical AR PDW wasn’t interesting enough, the company also showed us the Maxim Defense HK416 PDW conversion/upgrade hybrid weapon system that utilizes the Maxim Defense SCW Stock system with proprietary BCG (Bolt Carrier Group) and SCW Buffer and Spring system, tactical handguard/rail …

By David Crane david (at) defensereview (dot) com April 23, 2019 Maxim Defense showed DefenseReview (DR) their PDX 5.56mm NATO (5.56x45mm NATO)/7.62mm Russian (7.62x39mm Russian) AR (AR-15)-type Personal Defense Weapon (PDW)-type SBR (Short Barreled Rifle) at SHOT Show 2019, and we liked what we saw and handled. The Maxim Defense PDX sports a VERY short 5.5″ (5.5-inch) barrel with a …

By David Crane david (at) defensereview (dot) com Image(s) Credit: Strike Industries (SI) and DefenseReview.com (DR) October 18, 2017 Speaking of new Strike Industries (SI) products for your tactical AR (AR-15) rifle/carbine/SBR (Short Barreled Rifle), back in May (2017), DefenseReview (DR) published a quick piece (with video) on the Strike Industries SI Strike Latchless Charging Handle with ergonics-enhancing SI ISO-Tabs, …

By David Crane david (at) defensereview (dot) com Image(s) Credit: Strike Industries (SI) October 13, 2017 Like your Strike Industries SI AR Enhanced Ultimate Dust Cover (UDC) – 223 polymer AR-15 ejection port cover? Well, SI just upped tha ante with the new SI AR Aluminum Ultimate Dust Cover 223 (SI-AR-ALUDC-223). According to Strike Industries, “the SI-AR-ALUDC-223 takes everything you …