The foldable system is the lightest lock system, studied for those discipline who required lightness and semplicity of use. 

The pole is kept together from a dyneema lanyard which connects the last section with the top of the pole.

To assemble the pole you need to pull the lanyard  

from the edge checking that all the sections are set.

To disassemble the pole you need to take of the locker node and separe the sections.