When play thewind up musicl movement, need a key for winding, the "Butterfly"style key is a standardl key for our wind up movement. Folowing is moredetails,
**"Butterfly" style key have many item, you can select the exact length refer to the size specification.
**Safety function is optional
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| Model | Code | Function | Specifiction | Material | Remarks |
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Similar Items Comparision | K-14 | For winding 18 Note musical movement | Refer to the photo | Alloy & Plastic | Usually be used to music doll |
 | K-101 | With Safety device,Difficult to be taken off when fix on the movement ,more safety for Children | Bellow | Alloy & Plastic | Usually be used to music plush&stuffed toys |
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