bought mine new in 1969. same as a savage 51/591
Depends on model and condition. It was not made by Sears, but by another gunmaker FOR Sears.
Probably Harrington & Richardson
High Standard
The Sears Roebuck model 410 103.741 is a shotgun that was produced in the early 1960s. Specifically, it was manufactured around 1964. The model number indicates it was part of Sears' line of firearms, which were often made by other manufacturers and sold under the Sears brand.
Your shotgun was made for Sears by Stevens, and is their model 311. It should take 2.5 inch and 3 inch .410 shells.
The Sears 410 Model 1011380 was manufactured in 1970. This model is part of the Sears line of shotguns produced during that time. It's important to check the specific details of the firearm for the exact year, as variations may occur.
You can find a store brand chart at e-guparts.com that might help.
About 100 US dollars
The same, Its a Stevens model 95, a Savage 96 and a sears 101.100
Depends on the model. We usually have parts.
www.e-gunparts.com
50-150 USD