This video reviews the Cotton Arms Adjustable Gas Block, presenting it as a high-value, budget-friendly option for AR-15 and AR-10 platforms. The presenter highlights its construction from 4140 Alloy Steel and effective adjustment retention, even after 2500 rounds. While acknowledging potential weaknesses, the video emphasizes its affordability at $20-30. The creator also mentions using Palmetto State Armory lowers and Bear Creek uppers in their builds, catering to recreational shooters seeking cost-effective solutions.
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