23x23 holes spacing right block for air —

Founded 23x23 holes spacing right block for air models & stl files for printing
mini hydroponic tower
turboprint3D
Square blocks
BrianMayrose
Negative Space Dragon
MostAsbestos
Laser Positioning Block
Directed T3CH
CNC Zero Point Block
MakeAnything
Modular air filter
Modisch Fabrications
Worm Hole Visualization
Molten Layers