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Best twist rate
Posted: Fri Sep 11, 2020 9:55 pm
by publius
I know this has seemingly been beat to death but.... What barrel twist is the best overall. I want to shoot the light 32s and 40s Asking for too much? Would 1-10 spin the little 32s too much? Would 1-11 be a good compromise? Barrel length? Is 22 enough, any reason to go all the way to 26? Thanks for putting up with a newbie.
Re: Best twist rate
Posted: Sat Sep 12, 2020 6:32 am
by Bill K
1/11 twist does a fine job, with the bullets you are talking about, even handles the 39-40 grain one's fine also.
Re: Best twist rate
Posted: Sat Sep 12, 2020 9:19 am
by Rick in Oregon
Agree with Bill, I'd go with the 11-twist.
My custom Match 204 is barreled with a Pac-Nor 11-twist, and it's one of the best shooting .20 cal rifles in my safe. It will even shoot the long for caliber Hornady 40gr V-Max, which is problematic in many factory 12-twist barrels. All the 32's are no problem at all.... .2" accuracy.
It's a personal choice, but all my varmint rifles wear 24" tubes. Best handling length (for me), very good velocity and no muzzle heavy feeling.
Re: Best twist rate
Posted: Sat Sep 12, 2020 9:47 am
by Bill K
Just to add a note too Rick's post.
With the 1/11 twist, and especially other twists in the 20 cal. Often the 40 grain bullets just don't seem to group well, but the 39 grain ones, i.e. Sierra BK's to a really fine job. Just a quirk that it seems the 20 calibers have. Bill K
Re: Best twist rate
Posted: Sat Sep 12, 2020 9:57 am
by publius
Thank you. This site is great! Full of knowledge AND helpful people.
Re: Best twist rate
Posted: Tue Jun 29, 2021 10:37 am
by varmit_master
I have a tc venture 204 predator model it has a 1@10. I have shot 30 gr to 40 . Fixing to try some 45 gr in it.