If I purchased my Head Module secondhand or from a reseller, am I eligible to receive a free HeadPLUS? Ashley August 22, 2018 22:17 Updated Follow Yes, all that we ask is for you to provide the serial number when submitting your Upgrade Application. If you have any questions, kindly reach out to our support team! We are always happy to help. Related articles I applied for the HeadPLUS Upgrade Program, did you receive my application? Is the HeadONE or HeadPLUS compatible with the SliderONE PRO v1? Motion Box I'm a reseller and I have a customer interested in purchasing edelkrone products. May I speak with one of your sales representatives? Slide Module v2 Comments 0 comments Please sign in to leave a comment.