This guide details how to tune the H&R DOE SMG for improved reliability, particularly when using a suppressor. The video, presented by Garand Thumb, highlights the DOE's direct blowback action and offers specific recommendations for buffer weights to mitigate cycling issues. The speaker, identified as a subject matter expert, emphasizes that while fun and unique, the DOE may require some break-in or tuning to function optimally as a duty weapon.
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