Originally Posted by
StruttinGobbler3
Thanks kickin, that told me what I needed to know. I shoot a heavier arrow, so my bow is producing 73 ft lbs. of KE. This is probably a stupid question, but surely that is enough to shoot a mechanical head like the grim reaper razortip?
You should be just fine with the reaper razor tip!
Here is a link to a calculator where you can guesstimate speed and KE. Its pretty neat and ive found that if you actually know your arrow weight, the speed can be really close! I tend to put 15gr. in as the string weight fwiw.
http://utopiaprogramming.com/ke/KineticEnergy.html#