S-130 is a type of rear sight used on Mossberg rifles- but not the model of the rifle. Take a look on the barrel.
$200-$250 new or $175 or less used
Around $150 if its used.
50-500 depending on specifics.
the 815 is made by mossberg and sons for mongomery ward from 1960 to 1980 and used range in price of $50-$150 depending on condition and bore
Made for Coast to Coast Stores by Mossberg, it is a Model 479. gunpartscorp lists SOME used parts for your rifle on their website- check under Mossberg 479. Your rifle has been out of production for several years, so used parts may be your best shot (pun intended)
If it is in like new condition $300. Used and decent $200.
100-400 or so
its about $365.00 if im not mistaken
50-1000 and up
Depends on what model. Price can range from 50-500 USD
Most models of the Mossberg model 500 shotgun will range in price from 100-200 dollars.