BESTFIT Clock Mainspring for Mauthe caliber 32 Alarm - L400-2

Bestfit System #77 Clock Mainspring for Mathue caliber 32 Alarm clock, specifically the ALARM spring, and likely other clocks as well, LOOP end, No. L400-2, steel, new in tight envelope. See images for precise mainspring specifications. 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