---the Dust Rat--- -fits a 40mm vacuumtube if you like give s thumbz up pretty easy to make i used 25% infil and black PLA use the glue for fitting the tube to the smalhole's then use hotglue in the 4 corne iide the vacuum adaptor the more the better you just need -5mm tube 5mm OD 4mm ID(link below) -glue -hotglue -TIP- the longer you make it the more stiff the tubes will be so do what fits your needs a small hairband also inproves use to regulate stiffnes of the tubes enjoy and share grtz M_X tube link--- ipired by dust dady like seen in gif above