Kato USA Model Train Products HV4 UNITRACK Interchange Track Set with #6 Electric Turnouts Provides a crossover space for transitioning between two parallel tracks using #6 electric turnouts Perfect to expand from the HM1 Set and HV1 Set Easy to use assorted track set in a box Includes track as well as a #24-827 3-way extension cord and a turnout control switch Reliable and easy-to-use UNITRACK snap track system makes setting up both temporary and permanent layouts a snap