Budget Rail Aries head is a sleek head to customize with metal, glass, fresco glass or mesh shade accessories, sold separately. Head can rotate 360 degrees around the stem and pivot 90 degrees. Available with 3, 6, 12 or 18 inch stems. One 50 watt, 12 volt, MR16 bi-pin lamp not included. Head dimensions are 1.5 inch width x 1.1 inch height.