Hermle FHS Barrel #40 or #42 come complete with Mainspring CP-M1705H. All FHS Barrels are stamped with a number right on the barrel making it super easy for you to reorder! This number 40 barrel fits Hermle movements FHS 340 strike side and time side, fits Hermle movements 341 FHS strike side and time side.
Measurements: All in mm
| Diameter of the barrel at teeth |
41 |
| Number of teeth |
72 |
| Diameter of barrel casing |
37.7 |
| Height of barrel |
20.7 |