Quick & simple gas bottle fixing to your roof rack

I'm sharing an idea I had for a simple and quick way to secure your gas bottle to the roof rack without using rigid holders. This allows me to quickly secure the bottle anywhere on the rack.
3 kg bottle in video, I also use this on a 4 kg bottle.
Links to some of the parts used:
Stainless Steel ring
www.bcf.com.au...
Strap Hooks cut from these:
www.bunnings.c...
Cam Strap
www.bunnings.c...