Samson Mainspring No. 4562T for Wittnauer caliber 6FF, 6FS, 6FA - Steel

Samson No. 4562T steel mainspring for Wittnauer caliber 6FF, 6FS, 6FA movement and perhaps others, 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 a pretty good job of representing the item.