Take out the bottom of the rifle where the clip resides and install a magazine or belt feed capable mechanism and one has a fairly portable mini-gun—retool the works to allow fast barrel replacements and you have a very accurate and deadly weapon.
You know, If the fascist gunphobes do succeed in taking our semi-autos, it will indeed create a cottage industry in home grown AUTOMATIC weapons—then the Obama jackbooted commie thugs will have a real time.
Ruger .308 Scout.