Bullet RPM Calculator

Calculate the RPM
spin of a bullet leaving
the barrel.

Bullet RPM

Entry Form

Velocity: Ft. Sec.

Twist RPM:


Bullet: RPM

Using This
Bullet RPM

Enter muzzle Velocity,
feet per second.
Example, 2800.

Enter bullet twist.
Example, 8 Revolutions
in 12 inches.


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Calculate bullet
RPM leaving the
rifle barrel
at findnchoose.

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