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Black Powder Pistols => Army Models => Topic started by: ssb73q on May 18, 2023, 04:33:12 AM

Title: Mike compares Pietta to Uberti
Post by: ssb73q on May 18, 2023, 04:33:12 AM
Hi, Mike put up a video comparing the accuracy of the Pietta 1860 to Uberti 1860:

https://www.youtube.com/watch?v=Y03NAd6lfAc

IMO the failure of the Uberti is the arbor length issue. Until that is fixed, accuracy from cylinder to cylinder with a Uberti will always shift poi.

Regards,
Richard
Title: Re: Mike compares Pietta to Uberti
Post by: Marshal Will on May 18, 2023, 06:32:53 AM
That was interesting. Thanks for posting the link. I didn't know that the Piettas have a 1:30 twist.

You could probably work up an optimum powder charge for each that would give some consistently tight groups.
Title: Re: Mike compares Pietta to Uberti
Post by: 45 Dragoon on May 18, 2023, 07:02:15 AM
I completely agree with Richard,  and as I pointed out yesterday in a post concerning Blackie and Mike, absolutely no mention concerning the "correct build" ( arbor).  The fast twist of the Uberti, imo, is part of why my Uberti's in 45C and 45acp  are so accurate!! A "fixed" barrel will obviously be more accurate than a "floating " barrel. 

Mike
Title: Re: Mike compares Pietta to Uberti
Post by: ShotgunDave on May 19, 2023, 11:35:33 AM
Complete waste of time. Belevieu refuses to address the arbor issue. And if you bring it up, you'll get barked at.
Title: Re: Mike compares Pietta to Uberti
Post by: Hawg on May 19, 2023, 01:28:56 PM
You could probably work up an optimum powder charge for each that would give some consistently tight groups.

Not until you fix the Uberti arbor.
Title: Re: Mike compares Pietta to Uberti
Post by: Marshal Will on May 19, 2023, 03:35:58 PM
You could probably work up an optimum powder charge for each that would give some consistently tight groups.

Not until you fix the Uberti arbor.
You're right, of course. That statement was assuming an arbor is correctly fixed. I can see, though, that he won't bother with that.