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LRF
.333 member

Reged: 28/03/11
Posts: 350
Loc: minnesota ,usa

Re: The Greenhill Formula for calculating barrel twist rate
22/08/22 06:39 AM

Quote:

Re the Greenhill Formula, my lack of knowledge of physics might show but I would have thought bullet weight might have been relevant as well in a formula?

But maybe not.

Greenhill is a 25,000 foot high estimate. When getting down to earth bullet weight, bullet shape and speed all play into a fine tune twist.

Post Extras

Entire topic
Subject	Posted by	Posted on
The Greenhill Formula for calculating barrel twist rate	NitroX	21/08/22 05:20 PM
Re: The Greenhill Formula for calculating barrel twist rate	NitroX	21/08/22 05:23 PM
Re: The Greenhill Formula for calculating barrel twist rate	LRF	22/08/22 06:39 AM
Re: The Greenhill Formula for calculating barrel twist rate	NitroX	21/08/22 05:37 PM

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