GT2 pulley/gear thing for 6mm shaft

thingiverse

Instructions Using the following options: pulley_b_dia = 20 add tooth depth, 0mm. no additional tooth width, 0mm. no motor shaft diameter specified. m3 nut flats height is, 5.7 mm. use two m3 nuts with 180 degree angle on pulleys and no idler teeth or pulley bearing on a retainer. add m3 diameter of 3.1 mm with pulley height, 12 mm to add to the motor shaft diameter which is specified at 6mm. also include an idler height, of 1.5mm with no tooth depth but using eight 8 tooth design, as standard. m3 nut depths will be added for m3 nut depth, and specify pulley height from pulley_b_ht variable at, 8 mm in this setup. pulley_t_ht pulley_b_ht