DOZYANT 1/4 inch RV Quick Connect Adapter Conversion Fitting for Blackstone Tabletop Grill - 17 Inch and 22 Inch Portable Gas Griddle

Any idea if this will also fit the webber q (have a baby q)? thanks.

I purchased a qulimetal 22inch griddle and this extension to connect connect on .. It doesnt seem to get any gas... Do i need to do anything special?

Will this fit a coleman road trip LXE grill?

Will this fit the black stone tailgater?