Hermle mechanical westminster 4/4 chime
Spring & weight driven pendulum movement

Automatic pendulum beat adjustment. Automatic night-time silencer (last chime 10:45pm first chime 7:00am). Double hung pulley cable driven time train with spring driven chimes. Five bronze rod chime assembly mounted at side of movement. Complete with special heavy duty mounting bracket, brass weight shells, cast weights, cable, pulley, hands, fixings, clock oil etc.