Clamp and Spike for DN 50 HT pipe

This is a clamp with spike to attach and fix a plastic pipe (with 50mm diameter) to the ground / soil in the garden.
For my weather station, I attached a lot of sensors. To secure the sensor cables running throughout my garden from accidential damage, I put them into DN50 HT pipes (like they are often used as sewage pipes in houses).
To fix these pipes to the ground, I designed these clamps that hold the pipes in place.

One nice specialty: The ring-type clamp can be horizontally rotated to