GEEETech MK8 Printhead Fan Shroud ver.3 (compact)

40mm fan mount active cooling air duct Blower Blower fan blower fan duct cooling cooling-duct cooling duct cooling fan cooling system duct extruder fan fanduct fan duct Fan Holder Fan mount fan shroud filament cooling GEEEeetech geeetech geeetech i3b geeetech i3b acryli geeeteck Geetech heatsink heat sink MK8 mk8 extrud mk8 extruder MK8 fan bracket mk8 upgrade mod nozzle nozzle cooling print cooler Print cooling print cooling fan prusa Prusai3 prusanozzle prusa I2 prusa i3 Prusa i3v prusa i3 rework Prusa Mendel