NuRezista Mainspring #510 for 16s Elgin No. 2542 - Alloy

NuRezista mainspring #510 for Elgin 16s movements, Factory No. 2542, 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.