Samson Mainspring No. 4551 for Bulova 6AK, 6AM, 6AZ, Benrus AB - Steel

Samson No. 4551 mainspring for Bulova caliber 6AK, 6AM, 6AZ, Benrus AB and Font 120, 123 caliber movements, and quite likely many 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. plethora