Videos tagged with Nickel Boron Finish

This video provides a detailed inspection of a Lantac Bolt Carrier Group (BCG) with a nickel boron finish. The instructor meticulously checks various components, including the bolt, carrier, gas rings, firing pin, and extractor, using specialized gauges and a borescope. Key findings include a smooth finish, slightly gas-inefficient dimensions, and a rounded cam pin designed to reduce receiver wear, though the instructor expresses skepticism about its effectiveness.

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 review of the Trijicon TA11 ACOG highlights its durability, clarity, and fixed 3.5x magnification. The optic features tritium and fiber optic illumination, a Chevron reticle calibrated for ranging, and a robust build suitable for various applications. While the TA51 mount is functional, aftermarket options may offer weight savings and improved security. The TA11 is presented as a versatile, all-around ACOG option, particularly for those prioritizing eye relief over the wider field of view of the TA31.

This video from SHOT Show 2015 highlights new offerings from Brownells and Sinclair. Key announcements include the Brownells Edge membership program, offering shipping benefits and discounts. New products showcased include the Sinclair tactical bipod, a 20-round .308/7.62 aluminum magazine for DPMS pattern rifles, chrome-lined barrels in various lengths (including retro-style A1/A2 profiles), and an exclusive nickel boron low-profile piston kit for AR-15s. A sweepstakes for an STI 45 ACP pistol is also mentioned.