« Reply #2 on: December 29, 2011, 05:43:57 AM »
Cut the face of the chamber back and shim the underlug pivot, see barrel fitting in the FAQs. A method I've thought of, but haven't tried is to make a "washer" of shim stock the diameter of the rim cut and silver solder it in place.
Tim
There was a thread from last year, IIRC, were someone posted about installing a washer and I think it had some detail about the method. I think the thread dealt with a 45-70 BC and a deep rim cut.
BB

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RIP Tom: Tom Nolan, ( bikerbeans) passed away this afternoon (02-04-2021).
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