K'Nex Thrill Ride Series : Double Doom Roller Coaster Set (9+ yrs)

$ 129.95
$ 116.95
Out of Stock
SKU: KNEX_55402
Build your own roller coaster with K'NEX!
 Back to: 8-12 years

Bring the excitement and thrill of theme parks to life in your home, with the K'NEX Double Doom Roller Coaster building set.

This set contains 891 pieces including classic rods, classic connectors, and track that build an amazing roller coaster over 78 cm high! With the motorized action, your two coaster cars will go on a twisting and turning ride.

Instructions for a second coaster can be downloaded.


  • 891 pieces (includes rods, connectors and track)
  • 2 x Coaster cars (motorised)
  • Requires 2 x "AA" batteries (not included).
  • Comes with an easy-to-follow instruction manual. 


  • K'NEX sets are STEAMagination - connection of STEAM (science, technology, engineering, arts, & math) with a child's curiosity and creativity. 
  • Supports the developmental growth of hand-eye coordination, fine motor skills, problem-solving skills, & spatial awareness.
  • K'NEX rods and connectors are responsibly made in America at a landfill-free, zero-waste green manufacturing facility in Hatfield, Pennsylvania.

Recommended for ages: 9 to 14 years