Details
Assortment of 20 winding stems extenders for wrist watches. Thread outside 0,9 mm. The range of watch stem extenders includes the most common sizes for the most popular Swiss and Japanese quartz movements. If you still have your original stem but it is broken and / or too short to use with your crown, you can use a stem extender to lengthen the original broken watch stem to extend to the correct length that you need for your watch repair.