so no need to use teflon tape or ABS to make the extruder leak free

Since most of the Olsson Ruby is made from brass

Easy to print with

when RS is high

UltiMaker - Hotend Pack, Ultimaker Original Ultimaker 2 / 2+ Reservedele so no need to useCompatible with the Ultimaker Original. Nozzle: now easily changeable as you can just screw it on and off Brass pipe with flange: the flange will prevent leakage around the PEEK part Telephone tube: it's main purpose is heat transition to prevent plugs Compatible with the Ultimaker Original. Nozzle: now easily changeable as you can just screw it on and off Brass pipe with flange: the flange will prevent leakage around the PEEK part Telephone tube: