1 of the 3 Large Mid-Century Modern Glass Flush Mounts by Limburg, 1960s.Black round iron rings inlaid in thick hand blown transparent glass on metal base. Minimal &; geometric design casts a wonderful light. High quality.Well cleaned, well-wired (suitable for the USA), fully functional, and ready for use. The wall lights can be disassembled, and the glass tubes can be individually packed for easy transport.The fixture requires two E27 standard bulbs and is LED compatible.Please notice the price is for one piece, we have three pieces available.