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Hermle 31 cm Pendulum Bob 55 This pendulum has a polished brass bob with a diameter of 55.0 mm, and a metal rod with a complete length of 173 mm. This can be used with Hermle (FHS) clock movements marked on the plate as 31 cm.
Hermle 31 cm Pendulum Bob 55 This pendulum has a polished brass bob with a diameter of 55.0 mm, and a metal rod with a complete length of 173 mm. This can be used with Hermle (FHS) clock movements marked on the plate as 31 cm.