SAMSON Mainspring No. 8040 for Cyma 412, 413, 414, 415 - Steel

SAMSON No. 8040 steel mainspring suitable for Cyma 412, 413, 414, 415 caliber movements. 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.