Marco Mainspring #3346 for Venus 150, 151, 152 Chronograph - Steel

Marco Mainspring No. 3346 for Venus caliber 150, 151, 152 and very likely other chronograph movements, steel, new in envelope. See images for further details and 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.