Regulator Pendulum 237 mm is a brass finished bob with steel grid rods and brass cross bars. Regulator Pendulum 237 mm measures 237 mm in length with an imitation white enamel R & A inscription bob that measures 63 mm in diameter.
Regulator Pendulum 237 mm is a brass finished bob with steel grid rods and brass cross bars. Regulator Pendulum 237 mm measures 237 mm in length with an imitation white enamel R & A inscription bob that measures 63 mm in diameter.