The tubular frame supports the clip-on shelves.
How do I mount the damper at the top of the tubular frame?
The damper must face downwards with the pump and be engaged in both embossings.
Where is the upper damper/softclose for the tubular frame included?
With the runner.
How much must be extended the tubular frame from Hochschrank Standard in order to fit the extra hook set and a shelf?
From 320 mm
Are the screws used to attach the tubular frame to the front included in the mounting kit?
6 pieces. See planning aid for details. https://peka.com/tradepro/shop/artikel/allgemein/Planungshilfe_Hochschrank_Standard_Einhaengetablar_peka_950.0758.PH.pdf