NEWALL Security Mainspring #2226 for Landeron caliber 14 chronograph - Steel

NEWALL Security Mainspring #2226 for Landeron caliber 14 chronograph plus perhaps other similar ébauche watches, steel. See image for precise characteristics. I specialize is 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.