Elgin Factory Mainspring for 12s No. 1712 – Steel
USD 6.50 USD
Specifications
| Strength | .0075 |
| Brand | Elgin |
| Country Of Origin | United States |
| MPN | 1712 |
| SKU | PMA-ELG1712S-7 |
| Type | Mainspring |
I have several of these so the one you get may appear slightly different than the images. Elgin mainsprings are typically coated in very sticky grease and must be cleaned before use. Images do a pretty good job of representing the item.