Outer diameter: 12 mm
Height: 12 mm
Thread Size: M3
Material: Stainless steel
Fit for: Deep grooves give good hold for 1.75mm filament.
Application: Grip the filament of your 3D printer, good for keeping your filament going.
Easy to use, ran a quick a step calibration, please make sure you really crank down that little grub screw.
Package Content: 4PCS Drive Gear Feeder.
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