Lego 5109 Pneumatic Tubing and T-Junactions Pneumatic Tubing and T-Junctions were launched in 1989 as a service package Service Packs series set containing six parts。
Resources
Building Tips
•Sort pieces by color and size before starting
•Follow the instruction booklet step by step
•Take breaks to avoid eye strain during detailed work
•Use good lighting for better visibility of small pieces