Cuckoo Kingdom, Inc is not a repair or cuckoo clock parts vendor but we can refer you to our friends;
Ronell Clock Company - Ronell Clock stocks many, many different types of clock parts and their pricing is great!
Cuckoo Clock Parts
Timesavers.com - Is a worldwide distributor of clock parts and repair material.
Cuckoo Clock Repair Made Simple by Tom Seaman.
Repair Facilities - List of worldwide Black Forest cuckoo clock repair facilities.
If these do not work for you, please consult your local or regional yellowpages under clock repair.