Unitas mainspring 176 177 178 179 206 207 222 500

1 inox mainspring Unitas 176 / Ressort de barillet / Zugfeder (1 piece)

New old stock / neuf de stock

Same mainspring for all following calibers :

Unitas 176 177 178 179 206 207 222 500

Le prix est pour 1 ressort / The price is for 1 mainspring.

Livraison sous film neutre / Shipping in neutral zip bag (the last one will be shipped with the original Usibel envelope)