Wapiti Bullet Stability Calculator.

The below Twist Rate Stability Calculator allows you to identify what the optimal twist rate and the adequate twist rate is s given bullet. This calculator allows you to figure out which bullets will stabilize out of your rifle given your rifle’s twist rate. Our bullet stability calculator also helps you to identify which barrel twist rate you need to choose if you already know which bullet and calibre you plan to shoot. This tool is very important if you considering switching to monolithic bullets, as they require greater rifling twist to stabilize the projectile.

Note: This calculator can be used for any other bullets manufacturer. For polymer tipped bullets use only the metallic part of the bullet. Use only decimal unit Do Not Use Fractions. Units are in inches , grains, and feet per second. This calculator does not support metric values.