1.4-wire end cap 2.for track light,metal halogen light.etc. 3..pc body,brass contact. Name4-wire end capMetarielPC body Rated250V ... /pcs)48.2N.W. (kgs/ctn)19.31.4-wire end cap, used for track light,metal halogen light and so on.2 ... manufacture according to customers' requiments. 3.if you are interested in our products,please feel free to contact us,we wish ...