10 years ago
and instead of paying $100 for their 'molded ABS tray'
I thought I'd make an aluminum one.
I want it to be 12" deep by 32" wide. The mounting surface on the arm is
5 3/4" x 5 1/2" and it would mount in the center back of the tray.
I'd like it to be reasonably rigid, but I'm not going to be leaning on
it with my upper body weight. I'd like to put a 1/4" - 3/8" bend in the
back to stop the keyboard/mouse from sliding off so that should help
give it some structure.
I'm not crazy about putting any other bracing on the bottom, as I want
the top surface to be as close to my legs as possible.
- What grade+thickness of al? I'd like to keep it at max 1/8" if
- I was thinking of getting it anodized for a finish, but I'm not set
- I'd like to tap holes (they can go the whole way through) and mount
from underneath to have a flat surface, but countersunk bolts would