HR Mainspring No. 382 for Bulova 9B, AS 345 - Steel

HR Mainspring No. 382 Mainspring for Bulova caliber 9B, AS caliber 345 movements, plus perhaps others, steel, new in envelope. 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.