Seth Thomas Shop Bob is a brass covered pendulum bob with a cast iron back and stud for a slotted wood rod measuring 5/8". Seth Thomas Shop Bob has a diameter of 4 1/2" and weighs 1 1/4 pounds.
Seth Thomas Shop Bob is a brass covered pendulum bob with a cast iron back and stud for a slotted wood rod measuring 5/8". Seth Thomas Shop Bob has a diameter of 4 1/2" and weighs 1 1/4 pounds.