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0.000164 shackles is about one-eighty-fifth as tall as a Bowling Pin.
In other words, the height of a Bowling Pin is 84.70 times that amount.
(USBC specifications; tenpin)
According to the United States Bowling Congress specifications, a tenpin bowling pin should be within 0.00002890 shackles of 0.0139 shackles in height. The USBC further mandates that certified pins be made of sugar maple wood, unless otherwise approved by the organization.
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