5 pcs Volcano Silicone Sock For Sidewinder X1&for Genius Heated Block J-head Hotend Bowden/Direct Extruder Blocks

Good thermal stability, high temperature and low temperature resistance, These also offer a huge boost in temperature stability, particularly if you use high airflow cooling around the nozzle to cool the print. These cases will keep your nozzle clean and free of burnt on blackened-plastic. 5 pcs Volcano Silicone Sock For Sidewinder X1&for Genius Heated Block J-head Hotend Bowden/Direct Extruder Blocks Features: brand new and high quality Good thermal stability, high temperature and low temperature resistance, These also offer a huge boost in temperature stability, particularly if you use high airflow cooling around the nozzle to cool the print. These cases will keep your nozzle clean and free of burnt on blackened-plastic. Toughness and elasticity are very good, and will not be deformed due to external force, Used for heating block of 3D printer extruder, high temperature resistance of 280. Specifications: Item Type: Heated Block Silicone cover Model: MK8 heating block Silicone cover A