Comsco Mainspring #1068 for Elgin 16s Factory No. 2542 - Steel

Comsco Mainspring #1068 for Elgin 16s Movements, Factory No. 2542, steel, new in envelope. Distributed by Burton M. Reid and Sons. See images for specifications and further details. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Images do an adequate job of representing the item.