Intermodal Spline 5-Car Set Fits Only 1:32 Semi-Trailers! Light Brown color for the ramps and end platforms! Length is 8' 2" when connected together, easliy comes apart in five sections for transport! Comes with Kadee 906 couplers and Bachmann steel wheels! 3D Printed and hand built, will work on 4' diameter track or greater!