UltiMaker Silicone Nozzle Cover Pack (UM3, F Series) 81-210542

Silicone Nozzle Cover Pack For UltiMaker 3, F Series. Pack of six silicone nozzle covers. This is the smaller size (42.5 x 30.75 mm), compatible with UltiMaker 3 and Factor 4. The nozzle cover is a consumable; it can wear out over time due to the heat of the print cores. Regularly check the condition of the nozzle cover and replace it if it looks worn, burned, or damaged.