Vigor HOLE End Clock Mainspring - 7/16" x .011" x 45¼" Long - CMH 110.3

Vigor Clock Mainspring, HOLE End – 7/16″ Width, .011″ Strength/Thickness, 45¼″ Length, P/N CMH 110.3, steel, new in envelope. See images for further details and specifications in mm. I specialize is hard to find watch & clock parts and all parts are unconditionally guaranteed. Images do a pretty good job of representing the item.