Chime Drum 1161.050 is a Hammer Roller Wheel specifically for Hermle Movement 1161.050. This is the older execution with a pinion diameter of 11.0 mm.
Chime Drum 1161.050 is a Hammer Roller Wheel specifically for Hermle Movement 1161.050. This is the older execution with a pinion diameter of 11.0 mm.