I recently bought 2 of the 5 gallon kegs directly from the company that supplies the ones you are looking at. I've only used them once but they seem of good quality and I had no problems with them.
I was wondering if anyone else encountered this situation. I bought the Brewzilla Gen 4 220v from Morebeer and the malt pipe only has the feet at the bottom, not the new style. I checked the web page again and at the bottom it had a note that due to patent issues they could not supply the new...