1x3 Square Resistor Box Holder

This is a customized version of the assortment system box from Alexandre Chappel.
It has space for 21 containers to store resistors.

The original resistor storage drawers can be found at https://www.thingiverse.com/thing:3889132

Watch his videos :
https://www.youtube.com/watch?v=CHFK5sY8ToE&t=15s&ab_channel=AlexandreChappel
https://www.youtube.com/watch?v=VntGnLuwoeY&ab_channel=AlexandreChappel