This video is a product spotlight from Brownells featuring their new BRN-4 HK416 Bench Block. Aimed at AR builders, particularly those working with the BRN-4 or HK416 platforms, the bench block is designed for easy and safe installation/removal of gas block pins without damaging the barrel or finish. It's constructed from a dense, non-marring polymer, offers compatibility with various barrel profiles including M27 and M38, and supports built-in sights and adjustment knobs. The design also includes punch holders for added convenience. The video demonstrates its usage, emphasizing its value for clean and secure gas block installation, making it a recommended tool for 416 clone builders.
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