Trad Gang
Main Boards => Dangerous Game => Topic started by: joe skipp on June 02, 2003, 09:40:00 PM
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Figure out your Ft lbs of energy...example
Bow Speed = 189 fps
Arrow Weight = 640 grains
189x189x640 divided by 450240 = 50.77 ft lbs of energy.
We did a lot of bow testing over the years with different bow and arrow weights to determine our ft lbs of energy