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315 Survival is honord to partner with African Air Ordnance (AAO) to offer powertunes and upgrades for your Sam Yang/ Seneca Air Rifles as well as many other Brands.  AAO has been a leader in power tune kits for several years and has intrusted 315 Survival to offer powertunes in the United States.  




This kit increases the velocity of a factory Standard gun from 700 fps with a 192 grain .500 round ball to 830 fps and fill pressure can be increased to 250 bar with no valve lock With a 450 gn slug @ 637 fps for 407 foot pounds

Dragon Claw .50 Cal 500cc Power tune

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