me wrote:

I need to fix an oval cross section stair handrail to a brick wall. The handrail will meet the wall at 90 degrees, so think like a plastering hawk where the flat part is the wall and the handle is the handrail.

Obviously it needs to be sturdy. Any ideas?

https://ironmongeryexperts.co.uk/65mm-saa-heavy-pattern-handrail-bracket.html