Geared Bowden Extruder for MK7 - V3 modèle 3D almost 2 years 3 i3 A8 Badass DiggityDank MK8 Carriage modèle 3D almost 2 years 2 MK7 Gear Rotation Indicator modèle 3D almost 2 years 1 mk7 ball bearing extruder drive modèle 3D almost 2 years 1