Atlas 2535 Atlas N Scale Code 80 Snap Track Rail Joiners 48 pcs. For All N Scale Track Rail Joiners are small clips used to join two sections of track mechanically. The come in metal (nickel silver) which also connects the rails electrically. This popular N scale Code 80 track has been used on thousands of model railroads over the last 30 years. Easy to use and affordable, you will find that Atlas N scale Code 80 track with black ties and nickel silver rail is built to last for ultimate performance.