Ultimaker UM2+ Olsson Block New updated for UM3 Dual Nozzles For 1.75mm Filament Through hole heatsink More Better Hot end straight through kit

الوصف

Product Description: This is Updated Olsson Block for 1.75mm Filament.and Heat dissipation more better and solved the Nozzle plug problem,By the way, You can also use this KIT to DIY Switching dual nozzles like UM3.