What You Need Order of a Track Includes: All Track Sections (for chosen track length)Support FrameStart GateBrake SectionHardware Bag (contains all nuts/screws and accessories to assemble track) Possible Upgrades: Die-Cast Option – Allows HotWheels type cars to run on the track as well as Pinewood and LEGO Derby cars18 Wheeler Option – Allows the longer and heavier 18 wheels trucks to be raced on the track Order of a Timer Includes: Finish Line TimerSelect Low Cost, Elapsed Time, or Sequence of FinishControl Box with USB and Wireless connectivityIncludes a Start SensorAC power supplyAll necessary cables Possible Upgrades: Double Sided Option – Shows the place on the brake side of the timer in 1″ LED’sSolenoid Start – Allows the cars to be released through the software or the FOBWireless Remote FOB for the solenoid startRace Management SoftwarePhoto Finish DeviceLight TreeDrag Racing StarterRechargeable Battery