Tevo Black Widow Extruder Filament Tightener

Tevo Black Widow Extruder Filament Tightener:
3 Parts to print with out supports
2 M4 socket cap Bolts See diagram for length size. (approx. lengths)
1 M4 flat nut
These Parts will ensure that you no longer need to use an Allen key wrench to tighten up or change your Filaments in the "TEVO" stock extruder.
These parts are untested at this time of writing and upload so I will upload any changes and another newer design I have in the works to add to this but you will need to drill holes on t