1.40 x .14 x 480 x 13.5 Non-Automatic
GR3774Additional Information
| Brac Calibre Number | 170, 171, 172, 173, 174, 175, 180, 181, 182, 183, 184, 185 |
| Swiss Part Description | 1208, 20.100, 20.102, 20100, 20102, 770, 771, 7770, 7771, 7772, MainSpring, Mainsprings |
| Mainspring Height | 1.40 |
| Mainspring Thickness (Strength) | 0.14 |
| Mainspring Length | 480 |
| Mainspring Barrel Diameter | 13.5 |
| Mainspring Type | Non Auto |
