›› Re: Kinetic Energy   (06/21/2008, 11:49 AM)

I don't know anything about bow speed, but you can convert grain to grams using this page:

http://www.convertunits.com/from/grain/to/grams

1 grain = 0.06479891 grams

 


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06/21/2008, 9:38 AM Kinetic Energy
06/21/2008, 11:49 AM     Re: Kinetic Energy