BESTFIT Mainspring JA115 for 0s & 3/0s Elgin 2097 / 6095 - Alloy

BESTFIT Mainspring JA-115 for 0s & 3/0s Elgin, Factory No. 2097 / 6095, alloy, new in open envelope. See images for further details. I likely have several of these so the one you get may differ slightly from the images. 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.