Printrbot Simple Metal Extruder Arm

A slight improvement on the Printrbot extruder arm. Holds the filament in a longer channel that prevents it from escaping the hobbed groove. Also prevents filament from bending and jamming.

3D printer parts and enhancements

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Description

Simple modification to the Printrbot extruder arm to prevent filament escape and/or jamming. 

Materials and methods

- Arm_v1.stl

Documents

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Comments

Mini photo 19 07 2015 16 21 18  1 James Fraser published this design ago