2.30 x .185 x 500 x 15.5 Non-Automatic
GR6403Additional Information
| AS Calibre Number | 577 |
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 2.30 |
| Mainspring Thickness (Strength) | .185, 0.185 |
| Mainspring Length | 500 |
| Mainspring Barrel Diameter | 15.5 |
| Mainspring Type | Non Auto |
£7.30
EACH
