By 1st Tactical Studies Group (1TSG) July 7, 2025 The U.S. ARMY and Marine Corps need a multi-caliber, Modular Weapon System (MWS) that can shoot all the major cartridges to meet the myriad of threats on the 720 degree, Non-Linear Battlefield (720 NLB) based on upgraded the combat-proven, M16/M4 rifle/carbine family whose manual-of-arms is in the muscle memory of every …

By David Crane david (at) defensereview (dot) com May 23, 2017 Sometimes, it’s the little things that can make all the difference. This is the first new product DefenseReview (DR) is reporting on from SOFIC (Special Operations Forces Industry Conference) 2017 in Tampa, and for good reason: because it’s potentially very important. It’s called the High-Speed Selector (HSS), and it’s …

By David Crane david (at) defensereview (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. Image(s) Credit: Strike Industries (SI) April …

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 July 9, 2010 For quite some time, now, DefenseReview (DR) has been publishing information on just how reliable the direct-gas-impingement (DGI) select-fire Colt M4/M4A1 Carbine/SBR (Short Barreled Rifle) and semi-auto AR-15 carbine/SBR can be if they’re properly set up/sprung and lubricated (and even if they’re not properly lubricated). We have retired U.S. …

By Charlie Cutshaw For those of you who may have been on another planet for the past three or four years, our troops in Iraq and Afghanistan are having serious reliability issues with the M16 rifle and M4 Carbine, especially the latter. The basic problems with the M16 and M4 are nothing new. M16 reliability issues date to the mid-1960s …

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 …

by David Crane david@defensereview.com" DSA Inc. has teamed up with Lewis Machine and Tool Co. to produce the DSA LE MRP (Monolithic Rail Platform) ZM4 5.56 Carbine. It’s an interesting package and a continuation of DSA’s aggressive move into the AR-15 market. The DSA LE MRP ZM4 rifle/carbine, of course, incorporates the… Lewis Machine & Tool (LMT) Quick-Change Barrel System …

By David Crane david (at) defensereview (dot) com Photo(s) Credit(s): SIG SAUER May 9, 2022 The US Army is replacing its AR-15/M16-based M4/M4A1 Carbine with the new SIG SAUER XM5 Rifle after a roughly 65-year run, and its M249 SAW (Squad Automatic Weapon) with the new SIG SAUER XM250 after, well, a shorter run, beginning in late 2023. The new …

By David Crane david (at) defensereview (dot) com April 6, 2022 While we’re definitely tactical AR (AR-15) carbine/SBR (Short Barreled Rifle) guys here at DefenseReview (DR), we’re also fans of The A-Team (TV show, not movie), which makes us default fans of the Ruger Mini-14 tactical rifle/carbine, which was used by the A-Team’s confident (some would say “cocky”) and resolute …