You could probably try contacting any company that makes wind-up crib mobiles and see if they have a part that you could purchase. I'm not sure if a craft store would carry such a thing, but you could also look there. Good luck!
You could probably try contacting any company that makes wind-up crib mobiles and see if they have a part that you could purchase. I'm not sure if a craft store would carry such a thing, but you could also look there. Good luck!