UNRESTORED ART DECO 1930 SILVER METAL LAMP BASE H3412 This lamp base is perfect to accommodate a large mushroom lampshade.It is in chromed metal or silver metal, difficult to identify.It is heavy, its weight is 1kg580 .It is beautifully made.Perhaps a name behind.Beware of deformation, scratches, stains, pitting, we sell it as is, attic condition.Electricity is to be reviewed for safety issues.Sold as presented .For the state thank you for detailing the photos.Do not hesitate to zoom in.The photos are an integral part of the description.Dimensions: Height: 35 cmWidth of socket to socket: 13 cmBase: 12.5 cm x 12.5 cm I stay at your disposal for any questions.