Euro, nostalgic or deco track head employs an etched glass shade that picks up the design of the body and provides a soft warm glass combined with MR16 benefits. White finish. 3 L x 3 1/4 Dia. x 5 3/4" Max Ext. Uses 50-watt max MR16 bulb and "J" track. For measurements and specifications, click the Product Specifications link.