M203 40mm Grenade Launchers | Now Available at BDU

This entry details the installation of a TDI foregrip onto an M203 grenade launcher, as seen on an IDF rifle from the Alexandroni Brigade. It highlights the use of a Meprolight GLC for the launcher and an M5 optic. The guide emphasizes safety during accessory mounting.

This guide details the operation and impact analysis of the M203 40mm grenade launcher, as demonstrated by Matt Carriker of Demolition Ranch. It covers mounting, firing chalk rounds at targets, and observing projectile impact on ballistic gel in slow-motion to understand kinetic energy transfer. The content highlights the significant force of 40mm projectiles, even when using chalk rounds, and emphasizes safe range procedures.

Palmetto State Armory showcased the Sabre Key, an under-barrel 12 gauge shotgun, at SHOT Show 2026. This Short-Barreled Shotgun (SBS) utilizes a proprietary M203-style mounting system compatible with M4A1 profile AR-15 barrels. Thanks to NFA tax changes and a partnership with Capital Armory, it can be shipped directly to consumers. Production is slated to follow the release of the 570 pump and semi-auto models.

This video showcases unique firearm configurations, including an M16A1 with an M203 grenade launcher and an AR-15 variant fitted with a Wilson Arms 870 shotgun, a variant of the 'Master Key' system. The discussion highlights the breaching capabilities of these underbarrel shotgun systems and the differences in mounting mechanisms compared to the M203.

This video demonstrates the activation of a 40mm M433 HEDP round using a 9-inch grenade launcher. The test, conducted by Washington County Machine Guns for LMT, disproves the myth that such a short barrel cannot effectively launch the round. Three successful firings are shown, confirming the launcher's capability.

This guide details the operation of the Tac-79 37mm launcher, emphasizing its legal distinction from 40mm grenade launchers. It covers safe loading, cocking, engaging the safety, and firing procedures, highlighting its intended use for wildlife control. The instruction comes from an experienced individual knowledgeable in NFA/ATF classifications.

This video defines the modern Minuteman as a responsible armed citizen prepared to defend their way of life and fight tyranny. It details essential gear, emphasizing a versatile rifle setup with magnification, suppressors for hearing protection and signature reduction, reliable illumination, and a quality sling. The discussion extends to force multipliers like medical kits, communication devices, rangefinders, and advanced optics, stressing the importance of skills, physical fitness, and building a trusted network.

This guide details the operation of the M3 Grease Gun, drawing on Jerry Miculek's demonstration. It covers historical context, mechanical operation including the side charging handle and dust cover safety, and the characteristics of its full-auto fire, emphasizing its controllable rate of fire and minimal recoil. Miculek, a renowned firearms expert, highlights the firearm's simple yet effective design.

This guide details the assembly of a custom .300 Blackout AR pistol, emphasizing its compact nature for concealed carry and truck gun applications. Key components include an LMT lower, VLTOR MUR upper, 8.5-inch barrel, SB Tactical SBA3 brace, and a Law Tactical folding adapter for reduced footprint. The build highlights efficient component selection for a reliable, portable firearm.

This video provides an expert overview of Taran Tactical Innovations (TTI) modified Glock pistols, including the G43 Carry Master, G19 Combat Master, G17 Combat Master, and G34 Combat Master. The presentation highlights custom features such as enhanced triggers, slide work, magazine extensions, specialized coatings, and optic mounting systems, emphasizing their performance benefits for competitive shooting and high-stakes scenarios. The insights are delivered with high authority from a representative of Big Daddy Unlimited.