Click here for the link to the warranty registration page. Enter the information under the 'General Information' heading. Then, scroll down to the middle of the page to enter your SKS key number in the box provided beneath the heading "SKS Key Registration". Be sure to click the send it button at the bottom of the page so your data is transmitted.
If you have any additional questions please let us know here, or give us a call at 888-925-4621 M-F from 7 to 4 PT.