Part Orientation 21 August 2019, 19:30 Sorry, your browser doesn't support embedded videos, but don't worry, you can download it and watch it with your favorite video player! This device makes the orange parts to drop with closed bottom down regardless of their initial orientation in the upper tube. The pink screw is a key detail. « previous mechanism Gear-Rack Gripper next mechanism » Tripteron load comments Please enable JavaScript to view the comments.