From Amazon
Carrera 20575 20020575 High banked Curve 2/30° (6) Slot Car Track Accessory, 44.2 x 28.5 x 7.49 cm
OnBuy
High banked curve 2/30- DIGITAL 132/124/Evolution Accessory - Carrera CA20575
Conrad Electronic
Carrera 20020575 Evolution, DIGITAL 132, DIGITAL 124 Banked turns 2/30°