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投稿者：FYB2007さん

再生回数：316

再生時間：03:59

http://tennisexpress.com/category.cfm/CurrentPage/1/tennis/babolat-demo-tennis-racquetWe're looking at two rackets in this video -- the Babolat Pure Drive Roddick GT and the Babolat Pure Drive Roddick GT Plus. The latter is Andy Roddick's racket.These sticks uses several technologies. The first is called GT, which stands for graphite tungsten. The second is called woofer. The third and final technology is called cortex. In the video we go into more detail about what each of these technologies does to the performance of the racket.If you're interested in demoing either the Babolat Pure Drive Roddick GT or the Babolat Pure Drive Roddick GT Plus, you can do so for free from TennisExpress.com by clicking the link above.