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heavy vs light arrows....

1K views 14 replies 7 participants last post by  2ndchance 
i understand dougs numbers but i cant beleive a 200 grain arrow gain will only be a 42 fps per second lose of speed its usually about 1 ft for every 2.5 to 3 grains which would be around a 65 ft lose and would make the ke numbers much closer than he states.
 
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