Hello there,
Letting us know what happened to your knobs saddened us. Allow us to assist you with this.
To check the availability and compatibility of your range knobs, you can contact Samsung's official parts distributor for customers purchasing Samsung parts or accessories.
Orders can be placed online at www.samsungparts.com or by phone at 800-627-4368; hours of operation are 9:00 am – 6:30 pm EST, Monday – Friday.
Should you need more assistance, please feel free to get back to us via the following options:
1. Facebook Messenger: http://m.me/Samsungsupport
2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513
3. Samsung Community: https://us.community.Samsung.com/t5/Samsung-Community/ct-p/us
When you message us, please provide us with this reference number (1146599542) to help our team pull up your information.
Have a great day.
^Camille