Hermle FHS Barrel #33 comes complete with Mainspring CP-M1206H. All FHS Barrels are stamped with a number right on the barrel making it super easy for you to reorder! This number 33 barrel fits Hermle movement FHS 131 strike side.
Measurements: All in mm
| Diameter of the barrel at teeth |
39.6 |
| Number of teeth |
70 |
| Diameter of barrel casing |
36.5 |
| Height of barrel |
15 |