German Bob 100 mm is a polished brass german clock pendulum bob measuring 100 mm in diameter. German Bob 100 mm should be used with wooden pendulum rods 76.455 to 76.459.
German Bob 100 mm is a polished brass german clock pendulum bob measuring 100 mm in diameter. German Bob 100 mm should be used with wooden pendulum rods 76.455 to 76.459.