Newall Security Mainspring #219 for Record 18L caliber 33 & 37 movements - Alloy

Newall Security #219 mainspring for Record caliber 33 & 37 18 ligne pocket watch movements, alloy, new in 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.