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- What is best twist rate for 6mm GT? | Snipers Hide Forum
No sticky or heavy bolt lift and the primers still look sexy I don’t know exactly what is causing it Could be soft brass, small neck diameter in the chamber or smaller bore Doesn't seem to be a big issue since this barrel has 1200 rounds on it and 50 pieces of the Hornady brass now have 10 firings on them and are still good to go
- What is the right twist rate for a . 308 and why? - Snipers Hide
The tighter twist will certainly stabilize the lighter bullets, but you may end up with higher pressures trying to drive the bullets through more rotation before exiting the barrel This may be insignificant, or it may be the difference between blowing up your rifle if you are at the edge of the envelope with your load
- 308 Rifle Barrel Twist - Shooters Forum
Fairly recently Applied Ballistics found that increasing rotational speeds to move the resulting Sg (Coefficient of Stability) value higher from the previously recommended 1 4 to 1 5 reduced bullet in-flight drag and allows the full design BC value to be obtained in 308 7 62 military use, the US Army decided some years ago that the 175gn
- Recommendations for 300 BO barrel length twist rate.
Get a 16" barrel 7 twist , no hassles Forget the suppressor And it's not true there is no gain past 8 " that is a myth "Mr guns and gear" has a whole program on 300 Blackout vs barrel lengths check out the video Even the 9mm gains from a 16" barrel used to have a 5 5" very slow, a 10" faster, and the 16" was even faster
- Barrel Twist for . 224 90gr - Shooters Forum
7 twist up to 3100 fps 300k terminal spin is right at 3000 fps My 7 twist shoots the ever loving crap out of 88s and '90s I've shot 7 twist from 2650 in 223 all the way to 3050 in my 22bra 2850 is ideal fps for 7 twist I've never heard anybody say that you have to have a 6 5 to shoot 90s in a 223
- 280 Ackley Improved optimal twist rates | Snipers Hide Forum
Having a barrel built and was wondering what is the best twist rate for 150-175 grain bullets Popular rates are 1:9 and 1:10 although I want to know who has had good results and with what bullets and volocities? Thanks, Ed
- Question. . . . . . 22-250 Barrel Twist | Shooters Forum
My barrel is an 8” twist Criterion The point I’m making is I fail to see the downside to the faster twist My fast twist 22-250 shoots as well as a slower twist and has the advantage of stabilizing high BC bullets that fight the wind much better than the faster but lower BC bullets
- . 260 Rem Barrel Twist - Shooters Forum
My question is the supplier I'm getting the barrel off only has Bartlein 6 5mm Heavy Palma barrels in stock with a 7 5" twist rate Im looking to have the barrel finished off at 28" Im looking at mainly shooting the 140gr-147gr class of bullets with potentially some lighter 120-130's for hunting if I can find them cheap enough
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