The technical book "Honda NS125 (86 - 93)" by Haynes Manuals provides a comprehensive technical guide for the NS125F and NS125R models produced between 1986 and 1993. With a clear focus on engineering and technology, this book is aimed at a technical audience seeking detailed information and instructions on these motorcycles. Spanning 160 pages, it covers various aspects of maintenance, repair, and upkeep to assist readers in caring for and optimizing their vehicles. The book is written in English and was published in 1995. Weighing 434 grams and measuring 21.3 cm in width and 27 cm in height, it is compact and easy to transport. The precise instructions and technical information make it a valuable reference for motorcycle enthusiasts and professionals dealing with the Honda NS125.