WebFeb 21, 2008 · 1/7 does just fine with most 45gr bullets (if you decide to vaporize a few groundhogs) and will definately work with the optimumly performing 77gr bullets (where the 1/9s are hit and miss if they will work with the longer bullets). Of course, if you only intend on shooting 55gr (-) bullets, the 1/9 is going to work fine. Some reading for you: WebMar 11, 2024 · If the rifling grooves make a complete revolution in 9 linear inches, it is a 1:9” twist whether the actual barrel is 9 inches long, 30 inches long or just 3 inches long.A bullet traveling down a 12-inch barrel with a 1:14” rate of twist will still be spun at the 1:14” rate. A 3-inch barrel with 1:14” twist spins its bullets the same as ...
Matching Ammunition to Barrel Twist Rate - STNGR USA
Web129 Likes, 0 Comments - Bad Timing (@badtimingshop) on Instagram: "Available Tomorrow at 11am: Jordan 1 ‘Bred Toe’ 8- $580 Jordan 1 ‘Neutral Gray’ 9- $380 J..." WebJun 29, 2024 · 1/8 twist is a good all round twist rate. I've fired some decent scores at 200 yards with a 1/8 twist barrel and PMC 55g FMJ. The Junior High Power Team in our … fort gordon dinner theatre upcoming events
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Web1-8 is the fastest optimal twist for the civilian 5.56 AR-15. It is ideal for the heaviest bullets available to shoot semi auto. 1-7 was chosen by the military for extreme cold weather … WebJan 16, 2012 · Only difference is a 1/9 will shoot from light to medium weight bullets best, and the 1/7 will usually prefer the medium to heavier weight bullets (I think it's actually a little more dependent on bullet length). Just because the 1/7 is currently all the rage does not make a quality 1/9 a dinosaur. I agree with DanTSX. WebTo shoot both supersonic and subsonic 300 BLK, stick with 1:8 or 1:7 twist rates. 9mm Parabellum requires a 1:10 twist rate, and a 9" barrel provides optimal velocity. 6.5 Grendel achieves optimal velocity with a 20" barrel. a 1:8 twist rate is best for accuracy. 6.5 Creedmoor requires a 22" to 24" barrel, but still requires a 1:8 twist rate ... fort gordon directory assistance