LEGO Compatible Pneumatics
![Pneumatic Hose Connector with Axle Connector #99021 [Premium Part]](https://www.webrick.com/media/catalog/product/cache/f494d8b3a400ddcb524b987a52cecf7a/9/9/99021-21-red.jpg)
![Pneumatic T-Piece (T Bar) #4697 [Premium Part]](https://www.webrick.com/media/catalog/product/cache/f494d8b3a400ddcb524b987a52cecf7a/4/6/4697-21-red.jpg)
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