filament bind

sometimes I'm to lazy to spool back filament to the dry box. So I've made a little bind-thing, otherwise filamet will spread around the box.

To rebuild (for ex. wider/thiner gap for filament):
https://cad.onshape.com/documents/8df7008d58896bb0afc787f1/w/ed80c13c31ca36b4f7a65066/e/fa63ea32932d55bd16d9de97