The HP RM1-3190 is an electrostatic transfer belt (ETB) assembly designed for HP Color LaserJet Enterprise CM1015 and CM1017 multifunction printers, as well as compatible CM2320 series devices. This OEM component manages toner transfer from photoconductor to paper during the color printing process. The assembly supports print speeds up to 35 pages per minute and maintains color registration accuracy across all supported media types and sizes. The RM1-3190 is a consumable part typically requiring replacement after approximately 100,000 pages or when transfer quality degrades. Installation is straightforward and requires no special tools. Compatible with both new and refurbished printer units. Tested and guaranteed; available via quote.