LEGO Technic - CD-ROMs were ground-breaking stuff back in 1997! A pneumatic airtank was pretty special too. Both featured in the LEGO Technic 8299 Search Sub. #LEGOTechnicTBT #ThrowbackThursday | Facebook
![Pneumatic Pump Switch | Pipe Pressure Gauge | Building Block - High-tech Building Block - Aliexpress Pneumatic Pump Switch | Pipe Pressure Gauge | Building Block - High-tech Building Block - Aliexpress](https://ae01.alicdn.com/kf/H88a54d7b2bec469f96ef690d82d66bbbF/High-Tech-Building-Block-Pneumatic-Pump-Switch-Air-Tank-Hollow-Pipe-Pneumatic-Pipe-Pressure-Gauge-19476.jpg_Q90.jpg_.webp)
Pneumatic Pump Switch | Pipe Pressure Gauge | Building Block - High-tech Building Block - Aliexpress
![Lego Technic Pneumatic Tank | Moc Pneumatic Brick | Building Block - Moc Building Block - Aliexpress Lego Technic Pneumatic Tank | Moc Pneumatic Brick | Building Block - Moc Building Block - Aliexpress](https://ae01.alicdn.com/kf/S5b5d6131ce874434bf2f7ad0ab032dadp/MOC-Technical-Building-Block-Pneumatic-Pump-Air-Tank-Hollow-Pipe-Motorized-Compressor-Pressure-Gauge-Set-19476.jpg_Q90.jpg_.webp)