Contents 12 no. 62230 curved track. 4 no. 62188 straight track. 4 no. 62172 straight track. The set includes a track connector box. a 36 VA / 230 volt switched mode power pack. and a Mobile Station for getting started digitally. An illustrated instruction manual with many tips and ideas is also included. This set can be expanded with the Trix C Track extension sets and with the entire Trix C Track program.