Is there an extra part that fits the bottle, like an adaptor?

Inquiry: 

What’s the difference between Tank vs “Tank and Bottle”? Is there an extra part that fits the bottle, like an adaptor?

Outdoorstirfry: 

For difference between tank vs “Tank and Bottle”, please read https://outdoorstirfry.com/?s=tank+and+bottle+difference.  There is a bottle adaptor between the normal tank connector and bottle for the “Tank and Bottle” option.