The Husqvarna Viking 6000 6440 User Manual is a coil-bound instruction book for sewing machines, manufactured in the United States. This listing includes 3 bonus Colormatic knobs for easy customization of your sewing machine settings. As a reprint, this manual is a convenient reference guide for users of Husqvarna sewing machines, providing detailed instructions and illustrations to help with various sewing projects. The manual is in rough condition, see photos.