Nivaflex Mainspring for Bulova 6AH, 6AN, 6AMC, 6AHC, 6AK...- Alloy

Nivaflex Mainspring for a plethora of Bulova calibers, Bulova 6AM, 6AHC, 6AMC, 6AU, 6AX, 6AZ, 6BD, 6BH, 6BK, 6BKC, 6BL, 6BM, 6BMC, 6BO, 6BOC, 6BS, 6BU, 6CA, 6CAC, 6CE, 6DL, 6UL, 6WH, 6WHC, 6WM, 6WS, 6WUC plus perhaps even more similar ébauche watches, alloy, new in enveloper. 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.