Progress Lighting P9200-28 Alpha Trak Flair Track Heads, Bright White Bright White Finish 3-1/2-Inch Width x 7-5/8-Inch Height Uses (1) 50-watt PAR-20 or R-20 bulb Dry location listed Progress Lighting has over 5,000 lighting fixtures offered in our catalog, the largest single source for residential and commercial lighting