1pc Developer Roller (Magnetic Core) For 164 184 185 192 195 206 215 216 226 235 246 Copier Parts This Developer Roller (Magnetic Core) is designed for use with copier models 164, 184, 185, 192, 195, 206, 215, 216, 226, 235, and 246.It functions as a replacement part to support consistent toner distribution during the printing process.The unit is built with a magnetic core and roller sleeve to aid in image development.Installation is intended to be straightforward for standard maintenance or repair tasks.This part is suitable for use in office servicing and copier upkeep.