how did u get ur knex cart to go so fast mine would never make it over that hill
Jonbmxer 3 months ago
gotta love rubber bands
studio13drew 6 months ago
good, but too short.
129knife921 1 year ago
hey wat set did u use 2 make this?!?!?!? awesome vid btw
mrduckling12345 1 year ago
Comment removed
AtlantisLemuria2012 2 years ago
You could have taken away that last hill and name it Top Thrill Dragster because of the colour, but thats just me.....
Fantastic Work Though!
TheJulianify 2 years ago
rubber band
xxCOASTERJUNKxx 2 years ago
thats so cool. how do you make it launched?
the123jds 2 years ago
cool
kdderosa 2 years ago
i agree with kdderosa!!!!
jimsyard 2 years ago
how much does it cost??and btw NICE!!
wwehhhbk 2 years ago
its prolly a serpants spiral kit they dont make a king da ka kit
coastercrazed101 2 years ago
omg it looks so simalar to my small KA
its like the exact same size ... i love launched coasters :D
tomisdabomb02 3 years ago
how did u get ur knex cart to go so fast mine would never make it over that hill
Jonbmxer 3 months ago
gotta love rubber bands
studio13drew 6 months ago
good, but too short.
129knife921 1 year ago
hey wat set did u use 2 make this?!?!?!? awesome vid btw
mrduckling12345 1 year ago
Comment removed
AtlantisLemuria2012 2 years ago
Comment removed
AtlantisLemuria2012 2 years ago
You could have taken away that last hill and name it Top Thrill Dragster because of the colour, but thats just me.....
Fantastic Work Though!
TheJulianify 2 years ago
rubber band
xxCOASTERJUNKxx 2 years ago
thats so cool. how do you make it launched?
the123jds 2 years ago
cool
kdderosa 2 years ago
i agree with kdderosa!!!!
jimsyard 2 years ago
how much does it cost??and btw NICE!!
wwehhhbk 2 years ago
its prolly a serpants spiral kit they dont make a king da ka kit
coastercrazed101 2 years ago
omg it looks so simalar to my small KA
its like the exact same size ... i love launched coasters :D
tomisdabomb02 3 years ago