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Old 02-01-2015, 07:19 PM
HW223 HW223 is offline
 
Join Date: Feb 2010
Posts: 256
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Quote:
Originally Posted by Mateo View Post
I have a 6.5 mm gain twist ready to pick up from Ron Smith. It's 1:14 to 1:8. I wasn't hoping for much velocity gain. Although it would be nice. I got the gain twist for lower initial pressure spike.
That being said I was always curious about gain twist spinning the bullet faster than the final twist ratio due to the 'gain' it's getting as it travels down the barrel.
The rpm gain will stop the instant the bullet exits the bore,
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