Videos tagged with MPI Tested

This video provides an expert overview of the Palmetto State Armory (PSA) Guardsman-15, highlighting its key upgrades and features. An official brand representative details the benefits of the free-floated handguard, ambidextrous safety, upgraded flat-faced trigger, and Magpul furniture. The comprehensive look at the Bolt Carrier Group (BCG) includes its rigorous testing protocols (MPI and HPT) and specific component enhancements like Sprinco gas rings.

This video provides an in-depth look at the Aero Precision M16A4 clone, highlighting its construction and historical context. The presenter details the components, from the nitride-coated Ballistic Advantage barrel to the specific markings on the receivers, emphasizing Aero Precision's quality and value. It also touches on other M16A4 clones, including offerings from Windham Weaponry and Colt, comparing their features and adherence to military specifications.

This review of the Dirty Bird Industries Enhanced Bolt Carrier Group highlights its performance after several hundred to potentially a thousand rounds without cleaning. The reviewer emphasizes its robust construction, including a 9310 steel bolt, black nitride finish, and strategic design improvements to reduce carrier tilt and enhance strength. The BCG demonstrated minimal wear, outperforming other manufacturers' BCGs in similar conditions, leading to high reliability and a positive shooting experience.

This video provides a detailed look at the E2 Armory Micro Polished Titanium Nitride Bolt Carrier Group (BCG). The reviewer, from Locs N Load Firearm Reviews, discusses his positive experiences testing the BCG in an 11.5-inch AR-15, noting its smooth operation and aesthetic appeal. The review delves into the technical specifications, including the 9310 alloy construction, HP and MPI testing, and the benefits of the PVD titanium nitride coating, such as increased hardness, wear resistance, and lubricity.

This video provides an in-depth review of enhanced bolt carrier groups for the AR-10 platform, focusing on improvements over standard designs. It highlights features like high-pressure bolt compatibility for cartridges like 6.5 Creedmoor, dual ejectors for improved extraction, captive firing pin retaining pins, and various advanced finishes. The presenter, an experienced firearms instructor, details specific models from manufacturers such as LMT, Faxon, JP Enterprises, Armalite, Young Manufacturing, POF USA, and Land-Tac, discussing their unique enhancements, materials, and MSRPs.

This expert review by Mrgunsngear provides a deep dive into the Daniel Defense DDM4V11 Lightweight AR-15. The analysis covers detailed technical specifications, including barrel metallurgy, receiver construction, and bolt carrier group components. Performance is assessed through rigorous accuracy testing with various ammunition types, demonstrating sub-MOA potential. The review highlights the rifle's lightweight design and quality craftsmanship, making it a strong contender in the AR-15 market.

This video provides an in-depth review of the AIM Surplus M16 NiB Nitride Bolt Carrier Group. It highlights the benefits of the nickel boron and nitride finishes for lubricity, durability, and ease of cleaning, especially in direct impingement AR-15 systems. The review details the materials used, manufacturing processes like MPI testing and shot peening, and the importance of features like properly staked gas keys and M16-style carriers for reliability. The presenter also offers a step-by-step guide on disassembling and reassembling the bolt carrier group.

This review covers the Umbrella Corporation AR-15 Bolt Carrier Group (BCG), highlighting its generally milspec construction with a focus on published specifications. The BCG features a bolt made from Carpenter 158 steel, heat-treated, shot peened, HPT, and MPI tested individually. The carrier is constructed from 8620 steel with chrome lining, and the gas key is machined from 4130 Chrome Moly steel with robust staking. The reviewer notes zero malfunctions in various firearms and praises the company's transparency in publishing detailed specs.

This guide, presented by Mrgunsngear, details AR-15 barrel selection based on material and manufacturing processes. It covers the benefits of 4150 steel (Mil Spec), stainless steel for accuracy, and Cold Hammer Forged (CHF) barrels for durability. Essential quality control (MPI, HPT) and surface treatments like chrome lining and nitriding are also discussed, offering expert recommendations for various shooting applications.

This video reviews the Wheaton Arms M16 Bolt Carrier Group (BCG), emphasizing its importance as a critical component for AR-15 and M16 platforms. The reviewer highlights that BCGs and barrels are the most vital parts, justifying investment in quality. The Wheaton Arms BCGs are presented as high-quality, US-made options available in phosphate ($119.99) and nickel boron ($160) finishes, suitable for 5.56, .223, and .300 Blackout calibers. Key features include Carpenter 158 steel bolts, 8620 steel carriers, chrome-lined interiors, hardened gas keys, and HPT/MPI testing.

This video reviews the AB Arms Nickel Boron coated bolt and M16 bolt carrier group for AR-15 platforms. The presenter highlights the benefits of nickel boron coating, including self-lubrication, foul resistance, and reduced wear, particularly on the bolt itself. Key technical specifications and materials are discussed, emphasizing the US manufacturing and veteran ownership of AB Arms.