rigged this up last week and will be trying it out soon:
https://photos.app.goo.gl/K81T8V8hibSk26Eu8
This one can apply downward pressure on the spike instead of just gravity to hold it in place.
rigged this up last week and will be trying it out soon:
https://photos.app.goo.gl/K81T8V8hibSk26Eu8
This one can apply downward pressure on the spike instead of just gravity to hold it in place.