Squeeze Box
Here's the squeeze box I built. It packs down to fit inside itself for easy storage and transport. We tested it at a grotto meeting and there are several things…
DIY: Petzl Basic Mod
Here's some DIY that I did. I use a Petzl Basic on my foot for my ropewalker system. I had trouble with the plastic lever catching my opposite foot and…
DIY: QAS Lanyard
Here's a QAS someone was using to explore a vertical cave. I never got an explanation about the knots. It is amazing what cavers can get accustomed to and tolerate.…