assembly fnal fms pmt+base

We purchased a 2" PVC cap and a coupler tube for about $2 (White)
We machined the blue socket down to 54mm
We machined the outer surface of the coupler tube down to 54mm (removing 1.5mm)
We machined 1/2 mm from the inside of 1/2 of the coupler tube and cut the other 1/2 to length.
We cut the cap to length.
 

Assembly on youtube

The above link to Youtube shows how the parts fit together after resizing.

Holes in the cap will be drilled for cables and cable ties.