It blows me away in the video that they say, oh you might need way more so go get some bloody wooden ones instead because it's hella cheaper...... Click bait crap....
Follow focus system? This is a single gear to attach to a lens. You can get great ones for $12. I'd love what you're smoking though.
I guess it was funny when he kept extending that lens, but wow that was terribly shot.
Thanks for posting this. I can't stand this guy at all though.