Reveal

Links: <a href="https://rebrickable.com/mocs/MOC-95467/Pinwheel/reveal-ball-pump-gbc-module/#details" target="_blank" rel="noopener noreferrer">Rebrickable , <a href="https://www.planet-gbc.com/GBCModule-Pinwheel-RevealBallPump/" target="_blank" rel="noopener noreferrer">Planet GBC
Video Links: <a href="https://www.youtube.com/watch?v=E737W7jyMVo" target="_blank" rel="noopener noreferrer">Video
Instruction Links: <a href="https://www.bricksafe.com/files/pinwheel/reveal-ball-pump/Reveal%20Ball%20Pump.pdf" target="_blank" rel="noopener noreferrer">Instructions

by pinwheel

The Reveal Ball Pump was designed with the specific goal of exposing the mechanism that makes a typical ball pump work.

tags: ballpump