Bezel Free Holder
This is a Bezel Free Mount with an inner angle of 140°.
Please refer to the drawing for other dimensions.
There is a 14 mm and 18 mm version.
There is also a 18 mm version of a Bezel Free Holder, that only clips to the main monitor, so you can move the secondary monitors if needed.
To secure it you will need M6 metric screws (triple screen setup: 8x )