What Makes a Pistol Modular The MPS Explained

The Springfield Armory Echelon 4.0FC is presented as an ideal full-size grip, compact slide pistol for both Everyday Carry (EDC) and duty use. It excels out-of-the-box with a modular chassis system, excellent ergonomics, ambidextrous controls, and a high-quality trigger. The pistol demonstrates reliable performance over 10,000 rounds, with a unique recoil impulse that is manageable. Expert insights highlight its value and suitability for serious users.

This review of the Springfield Armory Echelon 4.0 FC highlights its modular chassis system, the Central Operating Group (COG), which allows for easy customization and deep cleaning. The video demonstrates a tool-less field stripping process and the removal of the COG. The Echelon is presented as a modern, duty-ready pistol with significant ergonomic and functional upgrades over previous Springfield models.

Andrew from Arms of America details the 922R compliance of the Polish GROT rifle, explaining how US parts are used to meet the requirement for 16-inch barrel length when using the original stock. He also highlights the rifle's compatibility with standard AR-15 magazines and its chambering in .223/5.56. A 10.5-inch pistol variant is also mentioned for those looking to SBR or use a pistol brace.

This video from SHOT Show 2026 Day 4 covers a wide array of new firearms and accessories. Highlights include SPAS-12 clones like the Sulun SPA-12, custom Springfield Kuna variants, advanced optics from Lead & Steel, and innovative suppressors from Banish and Strategic Sciences. Fabryka Broni showcases their Grot rifles and MPS pistol, while CZ presents anniversary and limited edition models. Zermatt Arms introduces the high-end Waltz 9 pistol.

This review introduces the Springfield Armory Echelon 4.0FC, a hybrid pistol featuring a 4-inch barrel and full-size grip, built upon a modular chassis system. Experts highlight its exceptional range performance, noting accuracy and control. The design emphasizes modularity with an interchangeable grip and slide system, alongside an integrated armorer's tool.

Roger Barrera of QVO Tactical introduces the Palmetto State Armory (PSA) AXR pistol at SHOT Show 2026. This new handgun platform utilizes a modular fire control unit (FCU) and is compatible with Sig Sauer P320 magazines. Key features include a flat-faced duty trigger (4-4.5 lbs pull), a standard RMR optic cut, and variants like a full-size FDE model with a threaded barrel and a compact version. The AXR also boasts unique grip texturing and an integrated magwell.

This video pits an FBI agent against a Navy SEAL in a .50 caliber mag dump challenge. The FBI agent demonstrates recoil control, while the Navy SEAL fires at a faster cyclic rate. The challenge highlights the power and recoil of .50 BMG rifles like the Barrett M107/M82A1.

This video showcases the TTI JW4 Dracarys Gen-12 shotgun with Taran Butler demonstrating its capabilities. The demonstration includes a precise hostage shot and rapid pistol engagement. The distance to targets was verified to be 31 yards, highlighting the accuracy achievable with the shotgun and Taran's skill.

This video showcases a full magazine dump of a Barrett M107A1 rifle chambered in .50 BMG. It highlights the impressive muzzle blast and recoil during rapid firing from both standing and kneeling positions. The demonstration involves loading a 10-round magazine with PMC Bronze ammunition and preparing the weapon for the intense firing sequence.

This video pits FBI and SWAT operators against each other in an AR-15 SR-15 magdump challenge. The competition highlights rapid firing techniques and the importance of both speed and accuracy in hitting the target. It showcases the performance of the Knight's Armament SR-15 in a high-stress scenario, with participants debating the winning criteria.