| 摘要 |
The invention comprises a motorcycle camshaft or transmission drive shaft driven, threaded metal shaft encased in a bearing and oil seal, projecting through a points cover plate (or transmission cover/Derby cover exposing an ornamental (decorative) object or power driven tool that provides relative movement from the spinning shaft. The decorative element may take the shape of a die, fan, skull, small figure or other such element that may use the relative movement of the drive shaft to be decorative. The fixed positioned points cover plate may be an additional decorative element that may enhance the moving decorative element.
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