This vintage train track set includes 128 pieces of steel track, including curves, straights, and more. The pieces are designed for a three-rail system and are compatible with O-27 gauge trains. The brand is not certain, but it is possible that they are Mainly Marx brand. The set is perfect for model railroad enthusiasts or collectors of vintage train sets. The condition of the track is not explicitly stated, but it is in good working order and ready for use. Use it to expand your existing train set or to start a new one.