MK7 Stainless Steel Extrusion Gear for 1.75mm Filament

Description

Description The 3D Printer MK7 Stainless Steel Extrusion Gear for 1.75mm Filament extra sharp CNC machined ?teeth? grip the filament exceedingly well. An M4 set screw is used to secure the drive gear to a 5mm motor shaft. A direct replacement for many extruders. Specifications Outer diameter: 12mm Inner diameter: 5mm Extrusion scalloped diameter: 10mm Height: 13mm