1.70 x .12 x 420 x 11.5 Non-Automatic
GR4940Additional Information
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 1.70 |
| Mainspring Thickness (Strength) | 0.12 |
| Mainspring Length | 420 |
| Mainspring Barrel Diameter | 11.5 |
| Mainspring Type | Non Auto |
| Amida Calibre Number | 540, 541, 542 |
£7.30
EACH
