Carrera 20574 High Banked Curve 1/30, 6 Pieces - Digital 124/132 & Analog 1:24 scale 6x=180 degrees One piece per box All curves and high banked can be used for 4, 6, or 8 lane extensions and can also be used for a more flexible track layout Stainless U-profiles using Nirosta high-grade steel NOTE: This extension is compatible with CARRERA Dig 124, CARRERA Dig 132 and CARRERA Evolution sets only