Dynaflex Mainspring for Venus caliber 175 thru 179 Chronographs - Alloy

Dynaflex Mainspring for Venus caliber 175, 178, 179 Chronograph movements and quite likely others as well, alloy, new in envelope. See images for further data 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.