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I have one of John Isner's match used rackets from 2010. On one of the lead tape there is a small finish with the number 26. I haven't seen this before. Anyone know what that means?
I have one of John Isner's match used rackets from 2010. On one of the lead tape there is a small finish with the number 26. I haven't seen this before. Anyone know what that means?
