These are awesome, high quality, custom made aluminum spacers. They are
great at making sturdy standoffs/spacings for your projects.
The total height/length of the spacer is 6mm
Outer Diameter is 10mm which makes a very stable platform.
Inner Diameter is M5 to give a thicker wall to keep the m5 screw snug and centered.
These spacers can be used in all sorts of builds.