GridFinity-Efficiency Version (GridFiciency?)

A version of GridFinity with a focus on minimising plastic waste. This concept uses inserts for each grid line, allowing you to add or remove grid lines. This means you can have flat bottomed boxes, with a magnet only in each corner. Parts are:GridFinity-Efficiency-Baseplate - A single cell baseplate. To increase the number of grid cells just copy and past it every 42mm.GridFinity-Efficiency-Inserts - A set of 4 inserts to make the grid lines themselves. Just push them into place.GridFinity-Effi