Laying down track in real life requires a lot of hard labor and careful alignment to make sure the tracks are straight and parallel. Fortunately, laying down N Gauge track can be much, much easier with kato UNITRACK. Kato Double track plates allow modelers to create even track spacing with ease, and is available both as ground level plates and as viaduct track! Please note that all of these Concrete Tie Double Track pieces are 100% compatible with the regular double and single track Unitrack pieces and bridges and can be added into your existing Unitrack layouts!