K'NEX Supernova Blast coaster
840 Micro K'NEX pieces
Weight (approx.) 1765g
Get ready for an intergalactic adventure with the Supernova Blast roller coaster building set.
Use over 800 K'NEX pieces including flexi-rods to build a model over 0.95m (3 feet) high.
The specialized blaster motor launches your car on an out-of-this-world adventure through 6.7m (22 feet) of glow-in-the-dark track.
Also download instructions for a 2nd coaster, the Sonic Boom.
Requires 3 "C" batteries (not included).