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  • Kns Ak Pistons

    KNS Adjustable Gas AK Pistons


    Finally, a drop-in solution for taming the notoriously-overgassed AK platform. The patent-pending KNS AK Adjustable Gas Piston is a replacement for the AK’s piston head that attaches to the bolt carrier in about 10 minutes with no major gunsmithing or permanent modification required.