I purchased 3x 5L kegs in the second group buy. I've been using two on rotation and filling them from my cornys as I need which has been brilliant.
January I brewed a smaller batch of stout which I carbed straight in the mini kegs. I tapped one tonight and it is foul. Poured out the keg and ran...
I've emailed Karol and she has already shipped a new one overnight. The thread looks like it's for the US bottles. I would attach a pic but too hard from my phone.