A video tutorial for adding tension bars to your X4 Labs Penis Extender device. <br /> <br />For more information please visit: www.x4labs.com <br />Email us: info@x4labs.com <br /> <br />Call our toll-free customer service support line at 1-866-851-8858 or call +61 2 8091 2776 internationally. <br /> <br />Customer service is available Monday to Friday from 8 am to 5 pm Eastern Time. Sales assistance is available 24 hours a day, 7 days a week.
