Newall SUPER Security Mainspring #439 for Elgin 0s Factory No. 2097 / 6095 - Alloy

Newall SUPER Security Mainspring #439 for Elgin 0s, Factory No. 2097 / 6095, alloy, new in envelope. See images for further details and precise mainspring specifications. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Images do an adequate job of representing the item