Made as close to the originals as possible, you are buying 1 backrest mount , spot welded the same as the originals. They come in raw steel form to make it easier to weld in place.
There are 2 types of these available a Long version and a Short version .
(Ones listed above is the Long one and tend to be used on full width bench seats)
(Short version is usually used on walk through models) Part Number for Short ones is BB-113 )
(Made in the uk)