These are the Quarter Fender Tube Brackets from United Pacific Industries.
They come always as a pair.
They are Highly Polished 430 Stainless Steel.
Fastener and Mounting Hardware is included.
Mounting Post is not Included.
The weight of one bracket is 4 lbs.
The overall length is 29".
They have welded closed end caps.
The diameter for the mounting post is 2".
The bolt distance for the fender holes is 5-1/2", center to center.
A drawing with the dimensions of the quarter fender tube bracktes.
Watch on YouTube:
More Info Here.
Quarter Fender Tube Brackets in Stainless Steel