Samson Mainspring No. 5041 for 7¾ ligne Kurth caliber 251 - Steel

Samson steel mainspring No. 5041 for Kurth 7¾ ligne caliber 251 movements and perhaps others as well, new in envelope. See images for precise mainspring specifications. I specialize in hard to find watch parts so I usually have whatever you might need and all watch parts are unconditionally guaranteed. Images do an adequate job of representing the item.