What is the small thing that we put in our tennis rackets? - Quora
Roddick uses a rubberband | Talk Tennis
Dampener | A Tennis Term at Sports Pundit
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11 Best Tennis Racquet Vibration Dampeners [Buyers Guide]
How to make your own tennis dampener? | Tennis Bolt
Tennis TV on Twitter: "Millions in the bank, sponsorship deals... and an elastic band for a vibration dampener #tennis #Querrey http://t.co/fXuhnMaIQW" / Twitter
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