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Old February 11, 2006, 06:21 PM   #8
ampleworks
Member
 
Join Date: September 25, 2004
Location: Ohio
Posts: 87
Actually...

16lb bowling all: 112000 grain
Ball speed of 15MPH = 22fps

PF = wieght x velocity / 1000

112000 * 22 / 1000 = 2464 PF

That'd be like a 223 going at 44,800 fps! Geez!
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