Marco Mainspring #2951 for Bulova 6AC, ETA 1010 - Steel

Marco Mainspring No. 2951 for Bulova caliber 6AC, ETA caliber 1010 movements plus perhaps others, steel, 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.