【3D printer accessories】: Heating Block Kit is suitable for printing various consumables
【Material】: Heating Block Hotend Kit is made of silicone, metal, with more stable performance and can be used for a long time
【Easy to use】: Hotend Upgrades Kit is simple in design and easy to use, without complicated installation steps
【Applicable】: Heating Block Hotend Kit is suitable for specified models, please confirm whether the model is applicable before purchase. for K1C Ender-3 V3
【Compact】: Hotend Upgrades Kit is compact in design, which is convenient for you to replace at any time and does not take up too much space