HR Quick Fit Mainspring K422 for Universal 216, Buren 60, AS 1017 - Alloy

HR Quick Fit No. K422 white alloy mainspring for Universal caliber 216, Buren caliber 60, AS caliber 1017 & Fleurier caliber 165 movements, new in frail envelope. See images for precise mainspring specifications. I specialize is 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.