Berger’s Twist Rate Calculator: Putting The Right Twist On Bullets
Berger’s online Twist Rate Calculator is an easy-to-use and versatile tool. Best of all, it’s free.
How To Calculate Rifling Twist Rates For Stabilizing Bullets
How heavy or light a bullet will your rifle accurately shoot?
Choosing An AR-15 Match Rifle Barrel
You need a good barrel if you want to win with an AR-15 in match rifle competition