Modular wire spool holder with anti-retract

Update 2026.05.14: added StackPlate, for vertical stackingavailable in multiple sizes. for 3 to 7 modules as a print profile, 8 module wide as a downloadable stl file2 part design, for less waste material, no support neededpins for easier assembly, arrows indicates correct alignment, check the sidefor best result, glue them together Update 2026.05.13: added gridfinity trays from 2 to 4 long trays (a bigger 2x5 tray was added only as downloadable stl files, can hold up to 8 module holder, or