2.30 x .195 x 520 x 16 Non-Automatic
GR6428Additional Information
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 2.30 |
| Mainspring Thickness (Strength) | 0.195 |
| Mainspring Length | 520 |
| Mainspring Barrel Diameter | 16 |
| Mainspring Type | Non Auto |
| Cortebert Calibre Number | 536 |
£7.30
EACH
