Gimbal Ring Track Head. For use with LED incandescent PAR30 lamps, 75W max., medium base (E26) socket. Fits 120 volt 1-circuit or 2-circuit track systems. MODELS: 2778 (lamp not included); 2782 (includes 13W/800 lumen/3000K/30° LED PAR30 lamp). Body in Black (-5), White (-6), or Silver Gray (-20). 4 1/4″ D x 8″ L