Grace Black Pendant Lamp

An exquisite shade (Ø 24 cm) of mouth-blown white glass is suspended on a sleek, black stem made of highly resistant steel measuring 74 cm. The stem is mounted on a hand-brushed brass circular ceiling rose (Ø 18 cm) that completes this clean design with impeccable sophistication. This pendant lamp includes a 2m-long black fabric electric cable and a GE27 lightbulb of max 60W with 3000K-8W. Please define the type of socket needed in the ordering process.