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Speed-ball
Speed-Ball is a racquet sport invented in Egypt in 1961 by Mohamed Lotfy for the training of beginner tennis players. Today it is a sport in its own right, enjoying popularity not only in Egypt but in other countries. Several of these countries make up the International Federation of Speed-Ball (FISB).
== Description ==
A hollow ball in latex revolves around a metallic mast (1,70m high) which is linked by a nylon thread (fishing thread type) of 1,70m length. The thread is knotted to the mast by a loop or a plastic ring freely revolving around a reel. The mast is fixed in a base from 40 kg to 90 kg. The ball is elliptic and is hit with a rigid plastic racquet with a small handle and a strings around 25 cm of diameter. The speed-ball court is about 6x4 m. for the single match and 8x6 m. for the doubles.
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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