eSun Spool Weight

Weighted insert for the cardboard eSun filament rolls. There is a pause in the print before it closes, so you can add 8 x M10 nuts.The total weight for the insert comes out to approx. 125g The pause is at layer 333 (66.60), with a 0.4 nozzle and layer height of 0.2 The print has a tight enough tolerance to be a snug fit, but is easy enough to switch between spools.