4 x laboratory clamp parallel

This is a useful laboratory clamp to connect  4 pipes/rods with a diameter of max. 15mm
You need to cut a M8 thread and use 2 x M8 screws with hat. (file included)

here you can find the 90° version
this is a simpel parallel version
you might also be interested in my other design of a clutch.
 

I hope that print is useful for for one or the other - happy chemistry!

my print settings:
PETG
0.2mm
3 perimeters 
no support
no brim