Rokuhan SA005 Z Shorty Rerailer This is a rerailing tool for the Z Shorty series of trains and tracks. About the NEW Z Shorty series of trains… *Z Shorty length is almost half-size of original Z scale railroad cars! *Highly detailed appearance! *Some feature etched metal parts *Z Shorty can run on regular Z scale Rokuhan tracks with motor, chassis and trailer chassis (sold separately). *Smallest track size (160mm x 110 mm with R45 curved tracks)