PTFE tube plug for filament dry box

Th8s is a plug for ptfe tube for 1.75mm filament for sample dry box. The spool brackets were designed by Wstein on thingiverse and the bolt and nut was designed by Mordr3d on thingiverse. This plug with the piece of ptfe tube retains the filament and hence there is no need to open the box every time to load the filaments