125 or so
Request a manual from Ruger on their web site.
Depends on EXACTLY what you have, condition, accessories, box, papers, age, etc..
$100-$250, dpending on condition.
100-400 USD
If you are seeking date of manufacture, contact Ruger through their website. Values depend on condition- anywhere from $100-300.
Narrow down your request please. Rifle ie 10-22, pistol, etc..
$100-$430 or so, depending on condition. USD - United States Dollars
About $250-$375, depending on exact configuation, marking and condition.
No such model. There was a SP101; 100-300
100-400 USD depending on specifics
A call to Ruger will get you the answer.
15 or 25 yards