Videos tagged with PRI

This guide addresses the common issue of gas blowback experienced when shooting suppressed AR-15 platforms, particularly the MK18. It details solutions ranging from personal protective equipment like Magnalens to mechanical adjustments such as installing an adjustable gas block or a PRI Gas Buster charging handle. The speaker, identified as FrenchGunGuy, emphasizes that these modifications not only improve shooter comfort by reducing gas in the face but also help correct over-gassed ejection patterns. For those interested in learning more about rifle tuning and gunsmithing, the Sonoran Desert Institute (SDI) is recommended.

The Mk12 Special Purpose Rifle (SPR) is explored, detailing its evolution from the Mod 0 to Mod 1, Mod H, and SEAL Recce variants. The video highlights its cultural impact, driven by 'Lone Survivor,' and its role in popularizing LPVOs and precision AR-15 builds. Technical breakdowns cover specific components like PRI Gen 3 tubes, Leupold optics, and KAC rails, emphasizing the challenges and rewards of building accurate clone rifles.

This video details the MK12 MOD 0's performance in a sniper course, engaging targets from 175 to 650 yards across various positions including prone, kneeling, and standing. It highlights the challenges of using 5.56mm 77-grain ammunition in high winds and the complexities of translating MOA scope adjustments to Mil-dot reticles. The resurgence of MK12 MOD 0 parts availability from brands like PSA and BCM is also discussed.

This video covers Day 3 of SHOT Show 2023, part 1, from Classic Firearms' secondary channel. The content includes segments on Alchemy, Beretta Shotguns, Zenith, Black Rain, Leapers/UTG, PRI, SCCY & Glitter Gunz, Matrix Arms, Desert Tech, Amend2, Del-ton, and Shield Arms. The video also mentions a giveaway for a Barrett M1071A1 and encourages viewer suggestions for future challenges. The focus is on showcasing various firearm brands and products exhibited at the show.

This discussion compares Recce-style rifles and Special Purpose Rifles (SPR), exemplified by the Mk12. Recce rifles are general-purpose tools with shorter barrels (12.5-14.5 inches) for 500-yard engagement, while SPRs like the Mk12 use longer barrels (18-18.5 inches) for precision and extended range (600-800 yards). Ammunition choice, like the Mk262 77-grain projectile, significantly impacts performance at different distances.

This review re-evaluates the Mk12 Mod0's accuracy with a new PRI upper, finding it a capable Designated Marksman Rifle (DMR) out to 800 yards, especially when suppressed. Testing with IMI 77gr and Mk262 ammunition showed significant accuracy improvements with the AEM5 suppressor, reducing group sizes by up to 33%. The video emphasizes that 9-shot groups are more statistically representative of a system's true capability than smaller groups.

This review compares a PRI Mk12 Mod0 upper with a BCM reproduction, evaluating accuracy with MK262 and similar 77-grain loads. The BCM upper showed a 4% average accuracy improvement. The Allen Engineering AEM5 suppressor significantly reduced group sizes by 30% with zero point-of-impact shift, demonstrating its effectiveness. A technical flaw in the BCM barrel's suppressor collar was also identified.

The MK12 ModO and ModH are specialized rifles developed for US Special Operations, featuring 18-inch and 16-inch Douglas barrels respectively. Both utilize a unique Allen Engineering suppressor system and were designed around the high-accuracy MK262 77-grain OTM ammunition. Key components include PRI carbon fiber handguards, ARMS sights, and often Leupold optics, with the ModH variant featuring a shorter barrel and telescopic stock.

This video features Lou Ferrigno and Taran Butler discussing firearms used in the John Wick films. Taran Butler, a world-champion shooter and trainer for the franchise, details specific guns like the TR-1 Ultimate AR-15 and a custom Benelli M4, highlighting their modifications and features. The discussion also touches on custom Glock handguns and the importance of proper actor training for cinematic realism, emphasizing modern shooting techniques over outdated grips.

This video details a 'Sledgehammer' run featuring a heavily modified DPMS LR-308 rifle and a Glock 34 pistol. The DPMS LR-308, weighing around 11 lbs, was used for engagements up to 200 yards, demonstrating its precision despite heavy recoil and weight making carbine-style handling challenging. The run highlighted the importance of proper gear setup and the ability to clear malfunctions under pressure.