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Old 01-08-2013, 11:58 AM   #1188
mikeler
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Join Date: Sep 2008
Location: Central Florida
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Quote:
Originally Posted by USS Tang View Post
Red 105 has stiffness of 63. Tour 100 has 52. Is that significant? Does it mean that the former is stiffer than the latter?
That is a considerable difference in stiffness. The lower the number the more flex the racket has.
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