Here's the catch up pictures
I cut the flanges off the bucket,
And ground it smooth.
This is the bucket in post #5
I welded the grooves in later.
fel148.jpg
Had to add plates to level the mounting surface
on the back of bucket.
The arms are a few inches inboard.
fel149.jpg
Drilled holes and added DOM tube for
mounting a brace across the top of the vertical arms
fel150.jpg
fel151.jpg