This AR-15 7.62x39 enhanced firing pin is heat treated and coated for maximum performance with your AR-15 rifle or upper. Enhanced firing pins allow for increased protrusion with the hard primers of steel case ammo to combat light primer strikes. All our 7.62x39 complete rifles and upper assemblies come with enhanced firing pins. {{widget type="Magento\Cms\Block\Widget\Block" template="widget/static_block/default.phtml" block_id="42"}} It is the responsibility of the consumer to ensure all state, local, federal, and ITAR regulations are followed