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Amazon.com: TEESE 21pcs Pneumatic-Kits Compatible with Lego-Technic-Parts, Piston-Pressure-Rod, Air-Pump-Cylinder-Hose, MOC Car Truck Replacement Parts : Toys & Games
![LEGO part 73590c03a - Black Hose, Flexible 8.5L with Tabless Ends (Ends same color as Tube, ends not removable) at BrickScout LEGO part 73590c03a - Black Hose, Flexible 8.5L with Tabless Ends (Ends same color as Tube, ends not removable) at BrickScout](https://img.brickscout.com/7f/c0/7c/10/f4/49/42/88/90/3e/f7/34/ab/5f/1c/e7/750x750.png)
LEGO part 73590c03a - Black Hose, Flexible 8.5L with Tabless Ends (Ends same color as Tube, ends not removable) at BrickScout
![LEGO part 73590c01a - Light Gray Hose, Flexible 8.5L with Tabless Ends (Ends same color as Tube) at BrickScout LEGO part 73590c01a - Light Gray Hose, Flexible 8.5L with Tabless Ends (Ends same color as Tube) at BrickScout](https://img.brickscout.com/c6/d2/2d/b5/ca/2f/4e/36/80/fb/2e/d6/8a/9b/37/67/750x750.png)