![Arbor for Bergeon Mainspring Winder Arbor for Bergeon Mainspring Winder](https://cdn11.bigcommerce.com/s-iic0hc/images/stencil/300x300/products/47093/76570/mainspring_winding_arbor_2729-MNG.05__22060.1658723457.jpg?c=2)
Brass handle holds your drum and arbor while winding a mainspring. The plunger then releases the barrel with spring from the winder. For left hand (counter-clockwise)winders.
- Brass handle for mainspring winding
- Use with mainspring winder
- Left handed use
- Measures 2-7/8" x 9/16"
- Swiss made
Looking for a replacement mainspring for your watch but cannot find it on our website? Email us for cost and availability and we may have it for you.