Lego Technic Embodim Posted July 30, 2018 Posted July 30, 2018 (edited) https://youtu.be/UFPNWZeeXQw Lego Pneumatic Engine. What is it? How to make it? The first it needs to finish Lego fake cylinder like in this video https://youtu.be/HcHneyewATE or https://youtu.be/0aZvWva41Ek. The second - to add o-ring to Lego piston like in this video https://youtu.be/wZu-l32Dajw or Edited July 30, 2018 by Lego Technic Embodim 1 Quote
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