Your browser isn’t supported anymore. Update it to get the best YouTube experience and our latest features. Learn more Use a heavy-duty machine for thick fabrics. Load your machine with thread that is suitable for seat belts. (b) Once engaged, the restraining device for a rearward-facing seat shall not release https://www.pdc.edu/?URL=https://www.ledteks.com/seatbelt-and-safety-belt-webbing