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Amazon.com: Goshfun 32Pcs 10-Kinds MOC Pneumatic Parts Bricks with Air Pump Push Rod Switch Piston Air Pipe, DIY Small Particle Stem Building Blocks Toy Set Compatible with Lego, Random Color of Air
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LEGO MOC MOC - 1 Cylinder Switchless Pneumatic Engine (LPE) - 2500 RPM - Green Gecko by Green Gecko | Rebrickable - Build with LEGO
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LEGO part 2793c01 - Yellow Pneumatic Cylinder with 2 Inlets Medium (48mm) with Black Top at BrickScout
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Amazon.com: Build 35 Piece Pneumatic Kits with Technik Parts Contains Air Pump, Piston Pressure Rod, Air Lines, Pneumatic Parts Perfect for DIY, MOC Tech, Compatible with Lego : Industrial & Scientific
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Three LEGO motors, 17 LEGO pneumatic cylinders and a pinch of engineering magic - The Brothers Brick | The Brothers Brick
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