Low Voltage Track Head J802 - White
Low voltage track head equipped with a self contained electronic transformer that generally will work with incandescent dimmers. White finish. 3 L x 2 1/4 Dia x 5 5/16 Max Ext. Uses 50-watt max MR16 bulb and J track. For measurements and specifications, click on the link below. WAC Lighting - JHT-802WT
Low Voltage Track Head J802 - White Review
WAC Lighting ROCKS! I ordered this heads and I'm very satisfied.