Marco Mainspring #2852 for Universal 128, 129, Tavannes 214, AS 1162, 1188 - Steel

Marco Mainspring No. 2852 for Universal 128, 129, Tavannes 214, AS 1162, 1188 caliber movements, steel, new in envelope. See images for precise mainspring specifications and further details. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Images do a pretty good job of representing the item.