Atlas N Scale Code 55 Curved Turnouts feature nickel-silver rail with molded brown ties. The turnouts have a metal frog that can be powered and a throw bar extending to both sides of the points. This track is part of the Atlas Code 55 track line and has same reliability and durability as Atlas Code 80 track, but with a more realistic rail and tie profile to make it look more true-to-life. Code 55 track has nickel-silver rail, finer brown ties and a smaller, more realistic rail cross section than traditional N Scale Atlas track. Code 55 curved turnouts are part of the Atlas N Scale Code 80 and Code 55 track line.