Built a tank catapult from Lego Technic. Tank tracks, 4 Lmotors, Lego hub, shoots glass balls. Each ball weighs 22 grams, which is quite a lot for such a catapult, but it works. As a guy once said Heavy is good, heavy is reliable!
Enjoy!

Fantastic Music

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Music: Jon's On Fire Silent Partner    • Jon's On Fire – Silent Partner (No Co...  
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#technicbrick
#legotechnic​
#lego
#legotank
#legotanks
#asmr
#engineering
#experiment