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ThunderCactus · February 5th, 2013, 21:11

Don't forget you have to chrono it with whatever ammo you'll be using and convert it to joules.
It may be 400fps with .20s, but it could be the equivalent of 470 when using .3s

February 5th, 2013, 21:11	#5
ThunderCactus Not Eye Safe, Pretty Boy Maximus on the field take his picture! Trader rating Join Date: Feb 2007	Don't forget you have to chrono it with whatever ammo you'll be using and convert it to joules. It may be 400fps with .20s, but it could be the equivalent of 470 when using .3s