Bolt Head, by Tech Lighting, provides focused light in with its 360 degrees rotation and 90 degrees pivot with a concealed lamp (not included). A great solution for highlighting works of art using the Tech Lighting Monorail system. Available in modern finishes. Rated for rated for (1) 50 watt max MR16 lamp (Not Included). Dimmable with Low-Voltage electronic or magnetic dimmer (based on transformer).