Your Sears model 200 shotgun was made by Winchester.The model 1200 Winchester is the same firearm.
You will have to try e-gunparts.com, gunshops, gunshows and want ads.
Winchester made the Sears Model 200.
The Sears model 200 is a Winchester Model 1200.
Winchester Model 1200
The Sears Model 200 20 gauge shotgun, specifically the model 2732310, was manufactured by the Stevens Arms Company, which was a subsidiary of Savage Arms. These shotguns were sold under the Sears brand as part of their catalog offerings. The Model 200 was popular for its reliability and affordability, catering to hunters and sport shooters.
The Sears 200 is a Winchester Model 1200 with some minor modifications. Winchester 1200 of the same gauge will fit the Model 200 receiver. Buttstock and trigger group will not interchange.
The Sears Model 200 gauge Model 2732310 was made by the Marlin Firearms Company. Sears often sold firearms under its own label, but many of these products were manufactured by established companies like Marlin. The Model 200 is a lever-action shotgun that gained popularity for its reliability and performance.
Sears model 200 is Winchester 1200 try your local gunshop.
Probably Mossberg
50-200 usd
200 USD or so