Videos tagged with 77 grain

This video from Gun Talk's Guns & Gear tests the Black Hills MK262 Mod 1-C 5.56mm ammunition, trusted by the U.S. military. The review focuses on verifying the ammo's accuracy claims by testing 10-shot groups at 100 yards using a precision rifle, chronograph, and lead sled. The content highlights the 77-grain Sierra Open Tip Match bullet and the factory's accuracy guarantee, aiming to determine if bulk 5.56mm can achieve match-level precision. The video is part of a series showcasing innovations in the firearms industry.

This video tests the accuracy and velocity of 69 and 77 Grain AAC 5.56 ammunition. It references a previous review of a BCA upper and provides links to various gear and products used in the video, including steel targets, cameras, ear protection, safety glasses, trigger gauges, scales, and target stands. The description also notes that the creator is an Amazon Associate.

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 is Part 2 of a video series focusing on improving an AR-15 platform rifle. The modifications and testing include the installation of a Proof barrel chambered in .223 Wylde, an Athlon 1-10x LPVO scope, and testing with 77-grain match-grade ammunition. The video covers shooting tests out to 500 yards and invites viewer suggestions for future modifications. Affiliate links for various firearm-related products and brands are provided.

This video tests the lethality of 5.56 NATO at extreme long range, specifically 1,000 yards, using a Cobalt Kinetics AR-15 and 77-grain MK262 Mod 1-C ammunition. Despite common perceptions, the test demonstrates significant terminal effects and penetration at 1,000 yards, confirming its capability for incapacitation and deep wound channels. The importance of precise wind calls and marksmanship is highlighted throughout the extended range engagements.

This GBRS Group Patreon Short discusses rifle round preferences, with the speaker favoring 77 grain 5.56 for its reliability and stopping power, even over other calibers. Early .300 Blackout reliability issues are highlighted, specifically cycling problems. Modern platform preferences lean towards BCM for its lightweight design compared to heavier options like KAC.

The Daniel Defense MK12 is a highly effective Designated Marksman Rifle (DMR) optimized for urban precision and long-range engagements. While not a strict clone build, its customized configuration with modern components like an 18-inch barrel, Triggertech combat trigger, and Primary Arms optic achieves exceptional sub-MOA accuracy with 77-grain ammunition. Its portability when broken down and stability provided by quality tripods are key for tactical field craft.

The WWSD 2020 rifle demonstrates impressive practical accuracy out to 650 yards, challenging the notion that lightweight builds compromise performance. Despite concerns about polymer lowers and carbon fiber handguards, the rifle's design, inspired by Eugene Stoner, proves reliable and agile, outperforming heavier traditional platforms in certain scenarios. Testing highlights the importance of confirming optic reticles at range and the impact of suppressors on point of impact.

This Guns & Gear video features Ryan Gresham testing Black Hills Ammunition's MK262 Mod1-C precision rounds. The video highlights the ammunition's military specifications, including its 77-grain Sierra open-tipped match bullets and rigorous accuracy testing. The content promotes the show's broadcast schedule on Sportsman Channel and WildTV, as well as where to find full episodes and bonus features on Gun Talk's platforms. The video aims to showcase a specific firearm product and its performance, aligning with typical firearm review content.

This YouTube video from SHOT Show 2020 features Black Hills Ammunition showcasing their new commercial line of the MKII military round. The ammunition is a 5.56mm caliber, featuring a 77-grain Sierra OTM (Open Tipped Match) projectile. Notably, the ammunition is available in large cans, with options for up to 460 rounds. This release allows civilian shooters access to a round previously primarily used by the military.

This video features Gun Talk's Tom Gresham and Ryan Gresham conducting a ballistics test on the 22 Nosler cartridge. The comparison focuses on how the 22 Nosler performs ballistically compared to the .223 caliber. The testing involves two specific Nosler loads: Trophy Grade Varmint in 55 Grain and Match Grade 22 Nosler 77 Grain Custom Competition. The video aims to provide insights into the performance characteristics and speed of the 22 Nosler. This is a sponsored content piece from Nosler.

Understanding rifle twist rate is crucial for optimal bullet stabilization and accuracy, especially at longer ranges. Different twist rates (1:9, 1:8, 1:7) are best suited for specific bullet weights in 5.56 NATO cartridges. A 1:9 twist is good for 55g and 62g, 1:8 is versatile, and 1:7 excels with heavier 77g rounds.