Marco Mainspring #3287W for Wittnauer Caliber 5JH - Alloy

Marco alloy mainspring #3287W for Wittnauer caliber 5JH perhaps others, T Brace end. See images for precise mainspring specifications. 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.