TS Hardware Wardrobe Tube Support with Dowels, for Round Wardrobe Tubes, you are getting as pictured, 1 open and 1 closed.
For insertion into 32 mm system holes
Application
For insertion in 32 mm (1 1/4") system holes, with attached dowels and an additional screw hole
803.56.710
Suitable for
Use with Round wardrobe rail 33 mm (1 5/16")
Installation
For screw mounting to side panel