Power tested only and we don't know if missing parts or not , sold as seen
LEGO Mindstorms NXT 8527 Robotics Invention System 577pc Battery Powered Box
LEGO MINDSTORMS NXT 2.0 8547 Boxed - Read Description
LEGO Technic GEARBOXES + connectors + axles for Mindstorms NXT gearbox
12x Lego Electric Mindstorms NXT Ultrasonic Sensor 9846 9846-1 - Working!
LEGO Mindstorms Extreme Creatures Robotics User Guide Set 9732 9747 x3 See Pics
Lego Mindstorms ev3 - Core Set plus multiple expansion set
