Modle 101 1380 410 shotgun
You will probably have to have them made.
Numrich Gun Parts is the default. You can often find cheaper parts at other vendors. Search online with the model and "parts" and you should find several sources.
Try e-gunparts.com
Where can you find parts for your Charles daily shotgun
Gunpartscorp.com has about the best selection of gun parts in the country. Start there.
Try e-gunparts.com, Shotgun News, Gun List, local gun stores, gun shows.
Try e-gunparts.com
It a Savage model 30H
You can try e-gunparts.com or have a machinist/gun smith make them.
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The 325B is a Mossberg 385k. any good shotgun gunsmith can repair it.
Which Model. It could be a Mossberg, Savage, Marlin, Hi-Std or Colt. You have to state the model of the Revelation.