how do i make does things on the pic

Support Modeling
1

hello how do i model those things you see in the picture

blender 2016-11-18 18-14-20-09.jpg1904×1002 344 KB

2

cubes. separate objects.

3

Few loopcuts, bevels and some manual editing. Subsurface and bevel is optional for a smooth finish.

Attachments

R.blend (484 KB)