Dometic 20073372111 Replacement Refrigerator Door Rail. For Dometic DM2862/ DM2662/ DM2620/ NDR1272/ NDR1287/ RM3863/ RM3662/ RM2620/ DM3862/ DM2663 Series Refrigerators. Includes wire rail and plastic holder. One 416 millimeter rail, one 218 millimeter rail and four holders.