Need a replacement key for your Gustav Becker anniversary clock?

This key will fit most 400 day clocks with disc pendulums. It is made from solid brass. The winding side is #8 (4.0mm) and the pendulum side is 000 (2.0mm). Some clocks may have had work done through the years to change the size of the arbor, please check the measurements on your clock. 30 day return if you are not happy with it.

International Buyers – Please Note:

Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility.

Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.