If you have done that and hopefully recorded your drops it's pretty straight forward to calculate the muzzle velocity, all you need to know is the bc of the bullets, or a close approximate from a...
Type: Posts; User: GWH
If you have done that and hopefully recorded your drops it's pretty straight forward to calculate the muzzle velocity, all you need to know is the bc of the bullets, or a close approximate from a...
I'd say it'd be about 2750 at a guess, maybe closer to 2700.
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Less than it would be from a 22" barrel ;)
Maybe 25 fps per inch less. And the velocity quoted on ammo boxes is often very optimistic.