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Centurion · October 27, 2020, 05:30 PM

Caliber? It is just to guess more accurately. But considering Lyman's handbook, almost any bullet of 330 to 380 grains, of 50 to 54 caliber, on top of 100 grains of Pyrodex RS, should give you about 1400 to 1500 fps.

October 27, 2020, 05:30 PM	#2
Centurion Senior Member Join Date: May 9, 2016 Posts: 270	Caliber? It is just to guess more accurately. But considering Lyman's handbook, almost any bullet of 330 to 380 grains, of 50 to 54 caliber, on top of 100 grains of Pyrodex RS, should give you about 1400 to 1500 fps. Last edited by Centurion; October 27, 2020 at 05:44 PM.