Cross beam Antenna Mast

This is loosely based on the [Ham / CB Crossarm Mountings] (https://www.thingiverse.com/thing:842211) thing but yet not quite a remix. It is designed to do the following:

1.) Mount an Ed Fong DBJ-1 dual band ham radio antenna to a "military style" aluminum mast pole. The antenna is housed inside a class 200 PVC pipe and the mount is sized accordingly.
2.) A Cross Beam Mast mount which attached to the military styl;e pole and accepts a 3/4" square aluminum square profile as the cross beam element.
3.) A Mount for a Mini-whip antenna as sold by RA0SMS
4.) A mount for a Tempest Weather station.

Aside from the 3D printed parts you will need the following bits of hardware:

1.) 4x 1/4"-20 2-1/2" stainless steel machine screws and nuts
2.) 1x 3/4" square aluminum profile
3.) 1x 1/4"-20 1-1/2" stainless steel machine screw and nut (for tempest mount)
4.) 4x #8 stainless steel machine screw 1/2" or 5/8" long with nuts.
5.) Small sheet metal scrws can be used optionally to attac