PM Merelloy Mainspring M265 for Brac caliber 180 - Alloy

PM Merelloy mainspring M265 for Brac caliber 180 movements and likely others, 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.