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J It gave my .30 over 100 fps gain and I'm shooting at 90ft/lbs leaving the barrel
J Just added a huma air reg and power plenum...reg set at 155 hammerspring maxed....no fine tuning yet but here are the results
J I'm super excited I just added a huma air power plenum and reg. Set at 155 and here are the results...........just after install no fine tuning
