Hotend MK8 - Ender 3

The main advantages are: Minimization. Simple solution for used 4020 fan and 5015 blower  The hotend fan never blows on the print pad. Simple assembly and serviceability of the entire hotend. Stock screws are used for mounting to the X-axis mount In the event of a malfunction, the hotend cools down by itself and quickly. 5 pcs (7 pcs for old version) M5 x 10mm PC Case Fan Screws are needed to mount the fans.