4 model

Free

Ultimaker 2/2+ FAN Upgrade.

Printables

Free

MonoBlock v3.12 & v3.15 (6MM & 8MM Axis) for Ultimaker 1, 2, 2+, GO, Connect, Extended

Printables

Free

Easy Ultimaker 1, 2, 2+ – 30x30 Blower Fan Upgrade (No Support, Bolt-On Design)

Printables

Free

Ultimaker2 Reel Holder for 40mm hub spools

Printables