The dewalt replacement chain is specifically designed for dcm575 chainsaws that have been upgraded with the dt20661 46cm bar. This genuine replacement component ensures optimal cutting performance and compatibility with your extended bar setup. Maintaining a sharp, correctly specified chain is essential for efficient cutting and safe operation. This replacement chain is precisely matched to the 46cm bar configuration, ensuring proper tension and alignment during use. Ideal for professional groundskeepers, arborists and landscape contractors who have fitted the longer 46cm bar to their dcm575 chainsaw, this replacement chain allows you to maintain peak performance when the original chain becomes worn or damaged. Features and benefits bull genuine dewalt replacement ensuring exact compatibility with dcm575 and dt20661 bar bull specifically sized for 46cm bar configuration for proper fit and performance bull maintains cutting efficiency and extends the working life of your chainsaw setup