... track (square), 1m, 2m, 3m, 4m in length 3,For 3 circuits adaptor 3 circuits euro track light connectorFeatures:1, Superior materials ... For track (square), 1m, 2m, 3m, 4m in length available.3, For 3 circuits adaptor, it's universal compatible, can work with ... Application:Can be widely used on track lights in residential, commercial and industrial places.Photos: 3 circuits euro track light connector