The special feature of piko a track geometry is that it only needs a few track pieces and model railway enthusiasts do not need to add filler pieces at points or crossovers where they can cause bumpy running for the straights the 470 mm long module is divided into two different lengths of track 231 mm and 239 mm this is the secret that allows parallel tracks to be laid through two points without the need for filler pieces the piko a rail profile consists of a high quality nickel silver al