Dear Ricardo,  You said you would like to buy mechanical motors for
music box and want to know manufacturers.

The two major manufacturers are Reuge of Switzerland and Sankyo of
Japan.  If you are interested, we do retail them on our web site at
http://www.themusichouse.com/musich/musicboxes.htm

You can select from the list of 18, 36, 50 and 72 note movements.

Sincerely,
Verna Djiji - The Music House
http://www.themusichouse.com/