by Conformist » 16 Jul 2019 07:04
Before I started using loctite or such, if the rifle is still under warranty, I'd contact the place where you purchased it, or Rossi in Florida, and ask if Rossi will make it right by replacing either the pins (#31) or the breech bolt (#25) because one or both of those parts in your rifle do not appear to be properly manufactured.
Here is a photo with the customer service phone number, if you don't already have it.

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Our people are to be so equipped that governmental protection of our freedoms is not necessary.