Marco Marshalloy Mainspring 2732M for AS 1240, ETA 1301, Bulova 6R, Fleurier 90 - Alloy

Marco Marshalloy Mainspring 2732M for AS 1240, ETA 1301, Bulova 6R, Fleurier 90, Tavannes 090 caliber movements and perhaps others, white alloy, 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.