Big knex crossbow

Have a look at my very powerful knex crossbow:
https://www.instructables.com/id/S2KFDMQF1B3RAQY/#CDKYQYLF1B3REUF
It fires +-150 feet!!

Picture of Big knex crossbow
Wicky (author) 10 years ago
i usually test out guns by firing them at a cardboard box from a knex set, which is sitting in my room. My lastest upgrade for my crossbow shot straight through both side of the box and made a dent in my wall, which ofcourse broke the 2 blue 3d connectors XD. I will post this upgrade soon
Yaano10 years ago
nice
i proboly dont have enough pieces to make right now cause its in other guns but WOW.