Hansgrohe Addstoris Q Towel Rack with Towel Railwall mounted material: metal holder material: plastic length: 648 mm with mounting material concealed fastening drilling distance: 626 mm diameter drill hole: 6 mm MoistureProof Durable and moisture consistent material This high quality product has been made from materials that are suitable for bathrooms. By following the hansgrohe care instructions, long lasting pleasure is guaranteed. ScrewFixation Quick, secure and stable to install The accessory