| 摘要 |
A sports training device having grip sized to be held by a user when employing the device for training and a flexible umbilical having a first and second ends, the first end being attached to and emanating from the distal end of the grip and an adjustable weight attached to the second end of the umbilical. The device, when properly used, improves a user's throwing or serving technique and develops the appropriate mechanics for properly performing an overhead motion, such as throwing a pitch, passing a football, hitting a volleyball, serving a tennis ball, etc.
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