Clamp for 70mm (2 3/4 inch) outside diameter pipe or scale to requirements.
Requires M5 x 25mm (or longer) hex bolt and nut or Imperial size equivalent.
Cut the end of the pipe as shown about 65mm (2.5 inches) to allow it to compress.
This is best printed in ABS or PETG if it is to be used outside.
Any Any filament but ABS recommended