Hermle 21 cm Pendulum This pendulum has a polished brass bob with a diameter of 43.0 mm, and a metal rod with a complete length of 90 mm. This can be used with Hermle (FHS) clock movements marked on the plate as 21 cm.
Hermle 21 cm Pendulum This pendulum has a polished brass bob with a diameter of 43.0 mm, and a metal rod with a complete length of 90 mm. This can be used with Hermle (FHS) clock movements marked on the plate as 21 cm.