Rainshower Shower arm 380 mm NPT Product Number 28540KS0 EAN 4005176842535 Colour velvet black Download specs Product main features NPT thread 1/2" suitable for all Rainshower head showers except Rainshower 400 mm GROHE Long-Life finish Technical Product Information CAD Data 2D DWG-Data 2D DXF-Data Pos.-nr. Prod. description Order-nr. 1 Escutcheon 11741KS0