| 摘要 |
A sport-specific training and conditioning device for a sport using a hand-held implement having a grip portion, includes a handle shaped like the grip portion of the implement, the handle having first and second ends, and a weight on the second end of the handle, the center of mass of the weight being less than about 13 inches from the first end of the handle. The device is made from a polymeric material with a weight enclosed therein. |
