HOTEND——For ER-20

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Hotend for ER20 1. Fit for ER20 2. Inner diameter: 4mm 3. Kit includes: Quick fitting , Aluminium heat sink, Throat, Metal fixed ring, Aluminium heat block, Eryone 0.4mm nozzle 4. This part used for Bowden extruder kit of ER20 Warmly Note:Please tight the nozzle and throat before you are using it!If you don't know how to tight it. Check it here: Show more