This Olsson Block hotend kit for Ultimaker 2 enables you to change the nozzles easily.
Filament Size: 3.0mm Or 1.75mm (please select)
Nozzles: 0.25mm, 0.4mm, 0.6mm, 0.8mm
This is also compatible with UM2+
What you will receive:
1 x Olsson block
4 x Nozzles
1 x Mounting screw