Wall Mount Filament Spool Holder

Here is a simple but effective wall mount spool holder for a standard 1kg spool. Use 2 screws to attach it to the wall, standard screws should be able to have the heads recessed into the bracket easily. Use an m5 bolt to attach the cap (65mm diameter) to the main mount piece to hold the spool on, it should thread in relatively easily. For reference the diameter of the semi circle is 51mm and from the end of it to the flat part of the bracket is 70mm so it should accommodate most spools. The stl