Nora Lighting NTL-156/2H 4-foot Track Pack with (2) Round Back Cylinder PAR30 Track Heads, White FinishNora Lighting NTL 156 2H NTL 156 2H Product Description One 4 single circuit extruded aluminum track with 20 Amp rated flat, solid integral conductors equipped with two end caps. Two, three, or four line voltage round back track heads with black baffles. The track pack also includes a floating canopy feed, which allows the track to connect to an existing outlet box anywhere along the track. Specifications: Deep drawn steel housing for high strength