1pcs Trianglelab Thumb Wheel For 3D Printer Extruder For Desktop FDM Printer Reprap MK8 J-head Bowden i3

Overview:
Makes for very easy tention adjustment
smaller diameter to reduce the extruder mass Suitable:For 3D Printer Extruder Bowden Extruder Weight: about 6g
Package Included:
1 xTitan Thumb Wheel













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