Atlas HO Scale Code 100 Nickel-Silver Snap Track is widely used for sectional track layouts. Each section features nickel silver rail on black molded-plastic ties with realistic wood surface detail. Snap Track features molded centerline nail holes for easy mounting with No. 150-2540 track nails. Snap track is available in a wide variety of curve radii and straight lengths and is fully compatible with Code 100 flex track and most conventional Code 100 track systems. Snap-Track is designed for use with Atlas Snap Track turnouts and crossings and can also be used with Atlas Code 100 Custom Line turnouts. Adapter track joiners No. 150-551 are available so you can also use Code 83 track on the same layout if desired.