Ultimaker 3 Maintenance Kit The Ultimaker 3 Maintenance kit contains the most commonly used parts for maintenance or replacement on the Ultimaker 3 or Ultimaker 3 Extended. It can be purchased in addition to your Ultimaker and used as an overall maintenance kit, or it can be used for spare parts. Parts Included Within The Kit 1.2x Bowden tube
2.1x XY calibration sheet
3.1x Calibration card
4.1x Glass plate
5.1x Hex screwdriver 2.0
6.5x Silicone nozzle cover
7.4x Clamp clip
8.4x Tube coupling collet
9.2x Build plate clamp
10.10x Silicone nozzle ring
11.1x Ultimaker 3 cleaning filament
12.1x Axial fan
13.2x Radial fan