![Transmission Gear (10567640399)](http://perrinwatchparts.com/cdn/shop/products/72.5882-300_300x300.jpg?v=1595350953)
Transmission Gear slips on music box shaft to connect to music chain gear on Regula 25 dancing platform movements. It has a diameter of 34 mm.
Transmission Gear slips on music box shaft to connect to music chain gear on Regula 25 dancing platform movements. It has a diameter of 34 mm.