Okay so finally, here it is. Probably not the best video I've made but it should answer a LOT of questions for a LOT of people.
Comes with 50% more accuracy and consistency tips.
https://www.youtube.com/watch?v=SKlKmCgxmlE
A perfectly-installed R-hop from a Z-kit and what it should look like.
Perfectly-installed R-hop - YouTube
Any questions, post below.