The leader in gas utilization and regulation technology, resulting in a major increase in Saiga 12 reliability and longevity, freedom of ammo choice, and convenience. It's an amalgamation of efficiency and automatic setting free regulation of the Saiga 12 Gas system. The Auto plug takes the place of the factory Gas Adjustment Plug. It eliminates the need to manually change settings by automatically regulating the operations gas utilization. It maximizes the efficiency of the Saiga 12 Gas system. It helps under gassed guns cycle reliably and also regulates and releases excess gas pressure f