Is a 1/7 twist barrel good?
Give 1:7 a try. Both are extremely common, and I have little doubt you’ll find what you need for most uses. As a general rule, you can get away with a faster spin rate than necessary for a specific bullet, but twist a bullet too slowly and you’ll lose some of your accuracy and stability.
What grain 223 is best for 1 in 8 twist?
Best accuracy has been with 50 grain bullets but again it shoots them all very well. You did not list what type of shooting you are wanting to perform with your rifle. If it is only target work then maybe a 68-80 grain bullet would be your best choice. The 52 grain match bullets shoot very well in most 223’s.
What is the best twist rate for a barrel?
What is the best barrel twist rate? The best barrel twist rate depends on what type of bullet you are shooting. A fast twist rate such as a 1:7” twist barrel will work better with long-range modern bullets where as a shorter twist such as 1:10” or 1:11” twist barrel will work better with shorter bullets.
What grain is best for AR-15?
The best bullet grain for an AR-15 is around 55 grains. This is a good middle ground between the accuracy of lighter bullets and the power of heavier bullets. Heavier bullets may be preferable when hunting larger game.
What grain bullet is best for a 1 in 8 twist?
1-in-8 Inches Twist Rate For a 16-inch general-use carbine, the 1-in-8 twist is about as versatile as it gets. This twist rate will comfortably stabilize bullets up to 80-grains, and the excellent 75- and 77-grain bullets also work great at a wider spectrum of velocities — which means barrel length isn’t critical.
What’s better 1/7 twist or 1/8 twist?
It is absolutely true that heavier, longer bullets in the 69-85 grain flavors like faster rifle twists of 1:8, or 1:7. When someone tells you, “if you want to shoot some operator level Mk262 77 grain OTM ammo, you need a 1:7 twist”, believe that they have your best interest at heart.
What is the highest grain for a 223?
Though the 55-grain bullet is the most common weight loaded for the . 223 Remington, some hunters like a heavier option, and one that will retain all of its weight.
What grain bullet is best for a 1 in 9 twist?
1-in-9 Inches Twist Rate This twist will stabilize most traditional bullets up to 75 grains, and monolithics up to 70 grains — but they do so right at the edge of the envelope so not all rifles will do it.
What twist is best for 5.56 55 grain?
1-in-12 Inches Twist Rate Conventional wisdom suggests this twist rate is perfect for bullets in the 55-to 60-grain range, though most will stabilize the common 62-grain FMJ rounds.