This video details the process of fixing an overgassed Griffin Armament AR-15 rifle by modifying the gas system and upgrading key components. The presenter, with extensive military and law enforcement experience, explains the issues of overgassing, including cycling problems and bolt bounce. The solution involves installing a new gas block with a corrected port size and upgrading to a Midwest Industries Combat HD rail and Mark 2 QD optic mount for improved stability and modularity. The video also covers essential gunsmithing techniques like deburring feed ramps and polishing the chamber for enhanced reliability and accuracy.
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