GPH66 Grid Pendulum - Polished Solid Brass, has a grid instead of a lyre harp. Pendulum Length is 23-3/4" .
For use with Mechanical Wall Clock Movements, but can be used with Pendulum Drives PD3500 or PHDPD, (linked below) with Quartz Movements as well.
To view Pendulum Drives, please click on: High Torque Pendulum Drive - Arek's Murray Clocks Inc OR Pendulum Drive Case (PD3500) - Arek's Murray Clocks Inc
Manufactured in Germany, by Hermle.