2 part question here for you folks, with hope someone has maybe dabbled with this in the past.
1) Does anyone have experience with collapsible pole-arms? How is the durability? I imagine spears would be more durable than glaives. I am interested in both.
2) Where could one find a collapsible core?
For reference:
http://www.warlordsports.com/collapsible-pro-pole
Thanks!