253-0090K Circuit Board https://www.advancemining.com/repair/catalog/R20-40-1131 https://www.advancemining.com/@@site-logo/logo-ams.jpg 253-0090K Circuit Board Manufacturer Name Manufacturer of the item AMR Category Product category Ground Monitors:Circuit Boards Lead Image No image Lead Image Caption Settings Short name This name will be displayed in the URL. R20-40-1131