Nur hanging lamps for Artemide

Two hanging lamps of Artemide model Nur in diameter 55 cm, grey anthracite interieur white. Sold with an interior filter that allows you to choose the shade of light: white, pink or blue. Pose by wires cable height 2 meters. They were purchased and placed in 2011 by an electrician, then deposited by him this summer. They are in good condition but have some wear defects: a bump of about one cm and micro scratches very little visible when suspended (see close-up photos).